What proportion of the population are actively religious across the world? 

I recently encountered a discussion about which countries are the most and least religious. This post presents some comprehensive results for the year 2020 based on my earlier analyses of global, regional and country-level trends in religious belief and practice, and the prevalence of atheism (see earlier posts here, here, and here). These analyses used data for 110 countries from the World Values Survey (WVS) and the European Values Study (EVS), covering the period 1981 to 2020 [1-3]. In previous analyses, I defined four religiosity categories as follows:

Practicing religious person: A religious person who believes in God* and is practicing**, OR a non-religious person who believes in God, is practicing, and rates the importance of God in the top 5 points of a 10 points scale.

Non-practicing religious person: A religious person who believes in God and is non-practicing OR a non-religious person who believes in God, is non-practicing, and rates the importance of God in the top 6 points.

Non-religious: A non-religious person who believes in God but rates the importance of God as any of three points at the not important end of a 10-point scale.

Atheist: A “confirmed atheist” and/or does not believe in God

Respondents were classified as “practicing” if they attend religious services or pray to God outside of religious  services at least once a month. I assigned all people who do not believe in God to the atheist category. This will include some religious people who practice non-theist religions such as Buddhism.

For this post, I decided to move the atheists who said they practiced religion at least once a month to the “practicing religious person” category.  In most of the regions where the prevalence of atheism was high, the percent of atheists who are practicing religious is small, at most a few percent. Its likely these are regions where there is no stigma or danger in being atheist, and the few percent practicing are likely attending religious services with other family members who are religious. In regions where the prevalence of atheism is very low, the proportion of atheists who attend religious services is generally much higher (30-40%), almost certainly reflecting stigma and danger in being openly atheist.

I moved the proportion of atheists who are practicing religious to the practicing religious category for the maps below. This adjustment makes little difference to the results. The first map shows the global variations in the proportion of country populations who are practicing religious.

Ethiopia is the most religious country in the world, with 93% practicing religious. Three other countries have greater than 85%; Qatar, Nigeria and Morocco. Of the 35 countries with a prevalence of practicing religious greater than 80%, 31 are in sub-Saharan Africa, two are in the Islamic east, Malta is in the Old West, and the Philippines is in the Indic East.

The least religious country in the world is China with only 3% practicing religious, followed by Denmark (7%), Estonia (8%), Czechia (9%) and Iceland (9%). The following map zooms in on the European and Asian regions. It can be seen that very low in most European countries, apart from some of the Mediterranean countries, Poland and Ireland.

The following table summarizes the prevalence of practicing religious people by culture zone. The 11 culture zones used in this table are defined here (see endnote d).

The global average is 41.5%, If China is excluded, the global average rises to 51.5% and the Sinic East to 13.6%. As I’ve examined in more detail in a previous post, the higher the proportion of the population that is religious, the less modern are their values (see here).

Looking at the map it struck me how, excluding China, in general the more religious regions of the world were less democratic. I took a closer look at this using the Economist magazine’s Democracy Index for the year 2020 [4]. The Democracy Index is based on five categories: electoral process and pluralism, the functioning of government, political participation, political culture, and civil liberties. Based on its scores on a range of indicators within these categories, each country is then itself classified as one of four types of regime: “full democracy”, “flawed democracy”, “hybrid regime” or “authoritarian regime”. Hybrid regimes have the appearance of democracy, but elections are not free and fair, the press is not free and the judiciary is not independent.

An initial examination of the data showed that there were a set of outliers with low prevalence of practicing religion and low democracy index values that were all current or former Communist countries. These were countries such as China, North Korea, Russia and Belarus.

I decided to tabulate the prevalence of practicing religious people by democracy category and communist history. As I expected, full democracies are characterized by low prevalence of practicing religious (16%) and other regime type by over 50% of the population practicing religious in countries without a communist history. The prevalence of religious practice in communist or former communist countries is systematically lower than in other countries across all regime types and none of these countries is a full democracy. The average prevalence is pulled down by China for the authoritarian regime type. Exclusion of China results in an average prevalence of 19.7% practicing religious in for authoritarian communist/ex-communist countries.

Average prevalence of practicing religious (%)
by regime type and communist history

I should emphasize that correlation does not per se imply causation. However, my previous analyses of the higher prevalence of pre-modern values in countries with higher levels of religiosity does supply a plausible mechanism for a causal association. Karl Marx famously said that “Religion is the opium of the people”. He was suggesting an opposite direction of causality: that religion is the solace of the oppressed, in other words that exploitation or authoritarian government caused people to turn to religion.

In an earlier post, I examined the differences in values between Democrats in blue US states and Republicans in red US states. I found that Blue-Democrats have followed a very similar trajectory to the average of Australia, New Zealand and Switzerland over the last three decades, with relatively rapidly rising levels of modernity. This puts them very much in the company of modern Western secular states.  In contrast, the Red-Republicans level of modernity tracks closely the average for Russia, Poland, and China, and currently falls about halfway between that of China and Russia.  This might help to explain why they are quite happy for their cult leader Trump to openly say that he will rule as a dictator and dismantle democratic voting. Pre-modern religious values are quite similar to fascist values, and Christian nationalists are clearly seeking to establish a theocratic autocracy. It seems clear that where high levels of religiosity are associated with pre-modern values, such people are pre-disposed to seek or support non-democratic forms of governance.

References

  1. EVS (2021): EVS Trend File 1981-2017. GESIS Data Archive, Cologne. ZA7503 Data file Version 2.0.0, https://doi.org/10.4232/1.13736
  2. EVS/WVS (2021). European Values Study and World Values Survey: Joint EVS/WVS 2017-2021 Dataset (Joint EVS/WVS). JD Systems Institute & WVSA. Dataset Version 1.1.0, doi:10.14281/18241.14.
  3. Haerpfer, C., Inglehart, R., Moreno, A., Welzel, C., Kizilova, K., Diez-Medrano J., M. Lagos, P. Norris, E. Ponarin & B. Puranen et al. (eds.). 2021. World Values Survey Time-Series (1981-2020) Cross-National Data-Set. Madrid, Spain  &  Vienna,  Austria:  JD  Systems  Institute  &  WVSA Secretariat. Data File Version 2.0.0, doi:10.14281/18241.15.
  4. The Economist Intelligence Unit. Democracy Index 2020: In sickness and in health? Available at https://www.eiu.com/n/campaigns/democracy-index-2020/

What do people mean when they say they believe in God

I recently came across the 2017 Pew Research Center survey of more than 4,700 U.S. adults which found that of those who say they believe in God, 30% say they believe in some other higher power or spiritual force in the universe rather than the God of the Bible. Among those who say they do not believe in God (aka atheists), 47% say they believe in some other higher power or spiritual force. What do people mean when they say this? And do atheists and theists mean the same or different things?

Before discussing this, I first present some similar data for the United Kingdom, Australia, and Canada (the mother country and two other English speaking ex-colonies).

A 2020 YouGov poll in Britain found that 27% say they believe in “a god”, 16% say they believe in the existence of a higher spiritual power, but not a god, 41% do not believe in a god or a higher power and 18% don’t know.  Among British Christians, just over half say they believe in God, 16% believe in a higher power, 10% don’t believe in God or higher power, and 16% don’t know.

The 2019 Australian Community Survey found that 29% of Australians say they believe in a personal God and 32% say they believe in some sort of spirit or life force. Around two in 10 (21%) do not believe and 18% remain unsure.

A very recent Canadian survey carried out in November 2022 found that just over a third of Canadians believe in God or gods (33.6%), with a further 32.1% saying that they believe in a higher power or spiritual force, but don’t necessarily believe in a god or gods. More than one-in-five (22.1%) don’t believe in any spiritual power. 

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Belief in heaven and hell – Part 1

My father was a Protestant minister and I grew up in a rural Protestant culture in Australia, went to lots of church services and never heard anyone trying to claim hell was a real place rather than a metaphorical place. Belief in a real hell tends to be reserved for fundamentalists who are a relatively small proportion of Christians outside USA and some other countries. I think for religious people focused on love and kindness it is clear that hell is a mythological concept dating from primitive times and literally believing your God would torture people for eternity marks you out as having premodern values. While I don’t know about the distribution of the real beliefs of individuals in the Christian community I grew up with I was not aware on any discussion of hell as a real place.

Recently, on social media forums, I’ve seen quite a few questions from Christians asking why aren’t atheists terrified of ending up in hell. And assumptions (mainly from Americans) that belief in hell is the mark of being a Christian. At least in the mainstream media, hell tends to only get a mention as part of the rantings of fundamentalists and religious extremists. These are a tiny minority in Australia and Switzerland. So I decided to see what the data from the World Values Survey (WVS) and the European Values Study (EVS) tell us about the prevalence of belief in heaven and hell.

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Religiosity and atheism in younger adults

I recently came across a headline referring to a 2016 survey in Iceland which found that 0.0% of Icelanders 25 years or younger believe God created the world. My immediate impression was that this implied a zero per cent prevalence of atheism in this age group. When I read the article, I found that the relevant question gave respondents four options: the world was created in the big bang, the world was created by God, the world was created by other means, or no opinion. Outside of countries dominated by fundamentalist religious groups, most religious people would likely choose “created in the big bang”.  The survey actually found that 40.5% of respondents aged 25 years and younger said they were atheist, and 42% said they were Christians.

It is certainly the case that the prevalence of atheism is higher in younger ages in the developed countries where religiosity has been declining for decades.  So I thought I would take a look at the prevalence of atheism in younger adults aged 15-34 years from the Integrated Values Surveys [1-3]  that took place in the last wave, in the period 2017-2020. See my earlier posts (see here and here), which examined global, regional and country-level trends in religious belief and practice, for more details on the data and definitions of atheism and religiosity categories.

Countries with the highest prevalence of atheism and non-religion in 2017-2020

The following plot shows the prevalence of religious and irreligious adults for the 31 countries with the highest irreligious prevalence (atheists plus non-religious). China and South Korea lead these countries with irreligious prevalences over 80%, followed by Sweden, Czechia, New Zealand and Japan, with prevalences in the 70’s. In terms of atheism, there are 18 countries with prevalences over 50% in the 15-34 year age group, including Australia at 53%.

In these countries, the prevalence of practicing religious generally increases with age and the prevalence of atheists generally decreases with age.  The plot for the USA 2017 survey data below illustrates this.

Are these prevalence patterns predominantly due to ageing, time period or birth cohort?  Since period = birth year (cohort identifier) + age it is not possible to determine the separate effects of all three factors. Ageing as a driver of religiosity would imply that people become more religious as they get older, and this seems the least likely of the three factors to fit observed age patterns over time. 

Relative contribution of cohort and period to the overall trends in religiosity

I’ve attempted to estimate the relative contributions of birth cohort and period to the evolution of religiosity in the USA using a cohort projection model. I first used the data from all waves of the US surveys to impute religiosity prevalences for years 1980, 1990, 2000, 2010, and 2020. I then projected religiosity prevalences for each age group in 2020 assuming that those prevalences remained constant at the values that age group would have had in the past when it was aged 15-24. Comparing this with the actual prevalences for 2020 allows estimation of the proportion of the change in prevalence over time that is attributable to cohort effects.

For practicing religious, non-religious and atheists, the cohort projection explains around 25% of the overall change, the other 75% is attributable to period.  For the non-practicing religious, these proportions are reversed with 25% explained by period and 75% by cohort.

Projecting religiosity prevalences to 2030

My previous projections of religiosity to year 2020 were carried out using trends in all-ages-both sexes prevalences. I thought it would be interesting to explore projections at age-sex level for selected countries, given the likely variations in trends across age groups. I experimented with several statistical models including a period-cohort projection model, and a model that projected all four prevalences simultaneously, using seemingly unrelated regression techniques to constrain the prevalences to add to 100%.  It proved difficult to get sensible results from these models when not tailored to specific country data.  The disaggregation of survey data to 7 age groups for each sex resulted in highly variable prevalences across cells. The years for which surveys were available varied across countries in ways that made it difficult to develop generalized projection methods that were not sensitive to small number issues and outlier trends.

I eventually decided to do some quite simplistic projections for each age-sex category as follows:

  1. Project from last available wave to 2022 using short-term trends given by last two waves
  2. Project from 2022 to 2030 using longer-term trend from wave closest to year 2000 to last wave
  3. Adjust extreme trends to either the smaller of the short and long run trends, or to trends for neigbouring age-sex groups.

I carried out these projections for five high income countries with rising prevalence of atheism:  USA, Australia, Switzerland, United Kingdom and Sweden. The following plots illustrate the observed and projected prevalences for the four religiosity categories. The dashed lines denotes the projected trend for irreligion (non-religious plus atheist).

The nonreligious category includes people who state that they believe in God, but that they are non-religious and rate the importance of God as 8-10 at the not important end of a 10-point scale. In the table below, I summarize the projected prevalence of irreligion (nonreligious or atheist) in 2030 for the five countries for all ages combined and for the young adult age group 15-34 years.  The irreligion prevalence is generally higher in the younger age groups, and the 2030 value gives an indication of likely future trend for all ages.

Is irreligion likely to continue increase in the future? If the economies of high income countries continue to grow, with decreasing levels of poverty, and education levels continue to improve, it is likely that religiosity in these countries will decline in the longer term. The joint global crises of global warming and the pandemic, with rising populism and rejection of global institutions and actions, may on the other hand result in economic downturns that result in a stalling or reversal of the current religiosity trends. The situation in the USA where a religious minority is actively seeking to impose its values on the entire population, and undermining the democratic system to achieve that, may likely accelerate the turning away from religion of the young adult population. The USA already has one of the fastest rates of increase of irreligion in the last decade.

References

  1. EVS (2021): EVS Trend File 1981-2017. GESIS Data Archive, Cologne. ZA7503 Data file Version 2.0.0, https://doi.org/10.4232/1.13736
  2. EVS/WVS (2021). European Values Study and World Values Survey: Joint EVS/WVS 2017-2021 Dataset (Joint EVS/WVS). JD Systems Institute & WVSA. Dataset Version 1.1.0, doi:10.14281/18241.14.
  3. Haerpfer, C., Inglehart, R., Moreno, A., Welzel, C., Kizilova, K., Diez-Medrano J., M. Lagos, P. Norris, E. Ponarin & B. Puranen et al. (eds.). 2021. World Values Survey Time-Series (1981-2020) Cross-National Data-Set. Madrid, Spain  &  Vienna,  Austria:  JD  Systems  Institute  &  WVSA Secretariat. Data File Version 2.0.0, doi:10.14281/18241.15.

Values and religion in 2020: an updated map

In my previous post, I presented updated estimates of trends in average religiosity and religious values for 110 countries using latent variable analysis of data from the World Values Survey and European Values Study [1-4]. The map below plots these countries according to their latent variable values for modernity (horizontal axis) and religiosity (vertical axis) in the year 2020. The colours indicate culture zone and the shading roughly indicates the main domain of countries in each culture zone. Moving downwards to the right on this graph indicates increasing modern values and decreasing religiosity. The inspiration for this map presentation was the culture zone maps produced for earlier waves of these surveys by the political scientists Ronald Inglehart and Christian Welzel [5]. The culture zones are defined in a previous post here.

Apart from the uncertainty in these values resulting from survey sample size limitations, differences in the ways surveys were administered, and differences in translation and cultural understanding of questions, there is also statistical uncertainty in the latent variable estimation process.  Not too much should be made of small differences between countries, and I focus on the broader patterns.

The degree of premodernity of religious values is fairly similar for the Islamic East and Sub-Saharan Africa, but the African region is somewhat more religious than the Islamic region. The Indic East has higher levels of premodern values than either of these regions. One manifestation of this is the current rising level of Hindu nationalism in India along with the violent persecution of Indians of other religions. The degree of modernity of values is similar for the majority of Latin American countries and the former Soviet bloc countries, but religiosity is significantly lower in the latter, where religion is largely a marker of national identity and most are non-practicing.

The North America culture zone includes only two countries, the USA and Canada. It is clear from the map that Canada belongs with the Reformed West countries in contrast to the USA, which sits in the Old West zone close to Italy, and also not far from three South American countries: Argentina, Chile and Uruguay. Malta and Cyprus are also outliers for the Old West culture zone, with higher levels of religiosity and less modern values. Along the decreasing religiosity-increasing modernity axis, Qatar is at the top end and Sweden at the bottom end. China is an outlier to the lower left, with the lowest level of religiosity of all the countries, but also a modernity value towards the middle of the scale between modern and pre-modern.

It should be emphasised that this map reflects national averages for individuals and may not be reflected in laws and form of government. Increasingly authoritarian regimes across the world are imposing values that a substantial proportion of their population do not accept. The USA has a growing proportion of the population rejecting democracy in favour of minority rule and the restriction of various rights particularly for women and minority voters. Unhappiness with the results of neoliberal economic and social policies over recent decades has been successfully redirected into “values wars”  rather than addressing the real causes of declining average incomes and reductions in social safety nets along with the reduction of taxation and regulation for high income individuals and companies.

References

  1. Inglehart, R., C. Haerpfer, A. Moreno, C. Welzel, K. Kizilova, J. Diez-Medrano, M. Lagos, P. Norris, E. Ponarin & B. Puranen et al. (eds.). 2014. World Values Survey: All Rounds – Country-Pooled Datafile Version: https://www.worldvaluessurvey.org/WVSDocumentationWVL.jsp. Madrid: JD Systems Institute.
  2. Haerpfer, C., Inglehart, R., Moreno,A., Welzel,C., Kizilova,K., Diez-MedranoJ., M. Lagos, P. Norris, E. Ponarin & B. Puranen et al. (eds.). 2020. World Values Survey: Round Seven–Country-Pooled Datafile. Madrid, Spain & Vienna, Austria: JD Systems Institute& WVSA Secretariat[Version: http://www.worldvaluessurvey.org/WVSDocumentationWV7.jsp].
  3. Gedeshi, Ilir, Zulehner, Paul M., Rotman, David, Titarenko, Larissa, Billiet, Jaak, Dobbelaere, Karel, Kerkhofs, Jan. (2020). European Values Study Longitudinal Data File 1981-2008 (EVS 1981-2008). GESIS Datenarchiv, Köln. ZA4804 Datenfile Version 3.1.0, https://doi.org/10.4232/1.13486.
  4. EVS (2020): European Values Study 2017: Integrated Dataset (EVS 2017). GESIS Data Archive, Cologne. ZA7500 Data file Version 3d. WVS. Archived from the original on October 19, 2013.
  5. Ronald Inglehart; Chris Welzel. “The WVS Cultural Map of the World”. WVS. Archived from the original on October 19, 2013.

Modern and pre-modern religious values: an update

In a recent post, I presented revised estimates for trends in the prevalence of atheism and religiosity for 110 countries over the last 40 years. This was based on a new analysis of the 2021 release of combined data for the WVS and EVS in the Integrated Values Surveys (IVS) 1981-2021 [1, 2]. The main revision to the dataset was to correct an error in the data for the USA. This post summarizes my updated analysis of modern and pre-modern religious values and for the first time  I have also carried out an analysis of time trends from 1980 to 2020. See here for full details of the construction of a revised latent variable for modern values and the analysis of time trends.

My earlier post discusses in some detail the conceptualization and operationalization of modern and pre-modern religious values. I here give a very brief overview of this in terms Kohlberg’s three stages of moral development. Stage 1 moral values focus on absolute rules, obedience and punishment and an individual is good in order to avoid being punished. In stage 2, the individual internalizes the moral standards of the culture and is good in order to be seen as a good person by oneself and others. Moral reasoning is based on the culture’s standards, individual rights and justice. In stage 3, the individual becomes aware that while rules and laws may exist for the greater good, they may not be applicable in specific circumstances. Issues are not black and white, and the individual develops their own set of moral standards based in universal rights and responsibilities. As moral values evolve through the three broad stages, the size of the in-group (“us”) with which an individual identifies typically expands from tribe to ethnic group or nation to all humanity.

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Global, regional and country-level trends in religiosity and atheism: an update

In two earlier posts (here and here), I examined global, regional and country-level trends in religious belief and practice, and the prevalence of atheism. The analysis was based on data from the  World Values Survey (WVS) and the European Values Study (EVS), covering the period 1981 to 2020. Earlier this year, I discovered that the World Values Survey dataset has been updated. Some data collected using a mobile phone app in the most recent US survey was incorrectly coded and this mainly affected the religiosity categories.  Comparison of the US prevalences for religiosity show that the coding errors resulted in an overestimate of the atheist and non-religious categories as shown in the following table:

Comparison of religiosity prevalence estimates
 for USA in year 2020

I have now updated the previous analyses using the 2021 release of the combined data for the WVS and EVS in the Integrated Values Surveys (IVS) 1981-2021 [1-3]. In carrying out these updates, I also addressed some definitional issues which have resulted in mostly slight changes to estimates for other countries. The details of the updated analysis are described elsewhere.

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Premodern religious values and happiness

I recently came across a ranking of countries by average reported happiness. This year’s World Happiness Report, released on March 20, uses data from the Gallup World Poll to calculate average reported happiness by country for over 150 countries for years 2005 to 2020. The focus of the report is on the impact of COVID-19 on happiness in 2020 by comparison with years 2017-2019. I was interested to see to what extent modern versus premodern religious values might explain variations in happiness across countries, along with a number of other factors that were examined in the World Happiness Report. I have posted here previously on my analysis of premodern or “fundamentalist” religious values.

The main measure used for happiness in the World Happiness Report is based on the national average response to the question on life evaluation in the Gallup World Poll (GWP). The English wording of the question is  “Please imagine a ladder, with steps numbered from 0 at the bottom to 10 at the top. The top of the ladder represents the best possible life for you and the bottom of the ladder represents the worst possible life for you. On which step of the ladder would you say you personally feel you stand at this time?”

The following graph shows the happiness rankings of 101 countries for which I have both happiness measures and estimates of the modern/premodern religious values index I developed (see here). The happiness scores are averages for years 2017 to 2019.

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Prevalence of pre-modern values across the world

In a previous post, I described my use of the World Values Survey (WVS) and European Values Study (EVS) to develop a measure of pre-modern religious values (approximately corresponding to “fundamentalism”). I have used this to calculate the prevalence of pre-modern religious values using data from waves 5-7 of the surveys, covering the period 2005-2020, but with most results relating to the recent decade 2010-2020. I somewhat arbitrarily chose a cutpoint of 6.45 on the religious values scale to classify people as having pre-modern values (<6.45) versus modern values (>=6.45). The value 6.45 was chosen as the point where the distribution of scores for individuals 2 and 3 (described in the  previous post) crossed over.

The following graph shows the prevalence of pre-modern values (as % of adult population) for countries in waves 5-7, ranked from lowest (Denmark at 13% and Sweden at 14%) to highest (Bangladesh, Myanmar and Qatar at 100%).

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Pre-modern values, religion and culture

Many people outside the USA have watched with astonishment as fundamentalist Christians have aligned themselves with a serial adulterer and sexual assaulter who lost the recent election and is now seeking to undermine democracy in order to stay in power. Since first elected, Trump has worked hard to equate disagreement with treason. He has banished loyal opposition, sacked people for doing their jobs and called for the criminal investigation of ordinary opponents. But this alignment is not as bizarre as it seems on the surface. Fundamentalists share the value of demonizing and seeking to punish those they see as “other”, one of the key characteristics of fascism, as I discussed in my previous post. This applies to Christian fundamentalists and Muslim fundamentalists alike, as evidenced by the recent murders in France and Austria by Muslim terrorists angered by cartoons.

What is fundamentalism?

So I have extended my analysis of the the World Values Survey (WVS) and European Values Study (EVS) (see earlier post here) to see what it has to say about the extent of religious fundamentalism in the world today. Most religions developed in the pre-modern era and their sacred texts and teachings incorporate pre-modern culture and values to varying extents. Peter Herriot has written extensively on fundamentalist religious beliefs, characterized these movements as attempts to return to the pre-modern origins of their faith as prescribed by their sacred books [1]. He identifies five main general characteristics of fundamentalist religious movements:

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