

First, countries are grouped into categories depending on the size of the numeric change in their scores from year to year on the two indexes: changes of 2 points or more in either direction, changes of at least 1 point but less than 2 points, changes of less than 1 point, or no change at all (see chart at right).Ĭhanges in overall levels of restrictions are calculated for each country by comparing its scores on both indexes (the GRI and the SHI) from year to year. The study categorizes the direction and degree of change in each country’s scores in two ways: numerically and by percentile. 8 This report analyzes changes in restrictions on an annual basis, focusing on the 2020 calendar year. The Center uses two 10-point indexes – the Government Restrictions Index (GRI) and the Social Hostilities Index (SHI) – to rate 198 countries and self-governing territories on their levels of restrictions.

31, 2020, generally follows the same methodology as previous reports. 7 This report, which includes data for the year ending Dec. This is the 13th time Pew Research Center has measured restrictions on religion around the globe.
