Comparative Study of Electoral Systems (CSES)
Percentage of Adult Catholics who Say they Attend Mass At Least Once a Week
| Nation | 1996 |
1997 |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
| Ireland | --% |
--% |
--% |
--% |
--% |
--% |
62% |
--% |
--% |
--% |
--% |
| Poland | -- |
50 |
-- |
-- |
-- |
51 |
-- |
-- |
-- |
-- |
-- |
| Mexico | -- |
48 |
-- |
-- |
49 |
-- |
-- |
33 |
-- |
-- |
-- |
| Philippines | -- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
48 |
-- |
-- |
| Brazil | -- |
-- |
-- |
-- |
-- |
-- |
36 |
-- |
-- |
-- |
-- |
| New Zealand | 30 |
-- |
-- |
-- |
-- |
-- |
23 |
-- |
-- |
-- |
-- |
| Portugal | -- |
-- |
-- |
-- |
-- |
-- |
24 |
-- |
-- |
27 |
-- |
| Australia | 25 |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
24 |
-- |
-- |
| South Korea | -- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
23 |
-- |
-- |
| Germany | -- |
-- |
17 |
-- |
-- |
-- |
22 |
-- |
-- |
-- |
-- |
| Italy |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
21 |
| Hungary | -- |
-- |
20 |
-- |
-- |
-- |
21 |
-- |
-- |
-- |
-- |
| Czech Republic | 12 |
-- |
-- |
-- |
-- |
-- |
20 |
-- |
-- |
-- |
-- |
| Great Britain | -- |
37 |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
17 |
-- |
| Switzerland | -- |
-- |
-- |
-- |
-- |
16 |
-- |
17 |
-- |
-- |
-- |
| Belarus | -- |
-- |
-- |
-- |
-- |
16 |
-- |
-- |
-- |
-- |
-- |
| Slovenia | 15 |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
| Belgium | -- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
13 |
-- |
-- |
| Netherlands | -- |
-- |
13 |
-- |
-- |
-- |
12 |
-- |
-- |
-- |
-- |
| France | -- |
-- |
-- |
-- |
-- |
-- |
8 |
-- |
-- |
-- |
-- |
| Comparative Study of Electoral Systems question: Apart from weddings, funerals and baptisms, about how often do you attend religious services? Mass attendance percentages represent those adult Catholics responding "at least once a week." |
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Weekly Mass Attendance of Catholics in Nations with Large Catholic Populations, 1980-Present
World Values Survey (WVS)
Percentage of Adult Catholics who Say they Attend Mass Once a Week or More
| Nation (Catholic population %) | circa 1980 |
circa 1990 |
1995-2000 |
2005-2008 |
| Malta (96%) |
--% |
--% |
84% |
--% |
| Ireland (77) |
85 |
85 |
71 |
-- |
| Poland (96) |
-- |
68 |
62 |
60 |
| Mexico (86) |
58 |
50 |
62 |
51 |
| El Salvador (76) |
-- |
-- |
61 |
-- |
| Slovakia (49) |
-- |
45 |
57 |
-- |
| Philippines (82) |
-- |
-- |
56 |
-- |
| Bosnia and Herzegovina (16) |
-- |
-- |
55 |
-- |
| Dominican Republic (89) |
-- |
-- |
50 |
-- |
| Italy (97) |
35 |
44 |
48 |
36 |
| Colombia (82) |
-- |
-- |
48 |
48 |
| Peru (88) |
-- |
-- |
46 |
39 |
| Portugal (90) |
-- |
49 |
42 |
-- |
| Chile (75) |
-- |
26 |
39 |
25 |
| Brazil (80) |
-- |
33 |
36 |
45 |
| Croatia (72) |
-- |
-- |
36 |
-- |
| Venezuela (86) |
-- |
-- |
35 |
-- |
| Canada (47) |
-- |
38 |
32 |
29 |
| Spain (94) |
44 |
34 |
30 |
19 |
| Austria (73) |
-- |
30 |
28 |
-- |
| Luxembourg (86) |
-- |
-- |
27 |
-- |
| Germany/West Germany (33) |
35 |
30 |
27 |
22 |
| Belgium (76) |
41 |
38 |
26 |
-- |
| Slovenia (82) |
-- |
28 |
25 |
26 |
| Australia (28) |
21 |
-- |
25 |
24 |
| Belarus (10) |
-- |
15 |
25 |
-- |
| New Zealand (12) |
-- |
-- |
24 |
22 |
| Argentina (89) |
30 |
30 |
24 |
21 |
| Switzerland (46) |
-- |
35 |
23 |
17 |
| Czech Republic (38) |
-- |
-- |
22 |
-- |
| Albania (13) |
-- |
-- |
21 |
-- |
| Netherlands (31) |
36 |
30 |
19 |
7 |
| Hungary (57) |
13 |
30 |
18 |
-- |
| Lithuania (76) |
-- |
-- |
18 |
-- |
| Uruguay (73) |
-- |
-- |
18 |
-- |
| Latvia (17) |
-- |
-- |
15 |
-- |
| France (77) | 15 |
16 |
12 |
12 |
| World Values Survey question: How often do you attend religious services these days? Mass attendance percentages represent those adult Catholics responding "once" or "more than once a week." |
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