Table 1.
M | S | N | |||||||
---|---|---|---|---|---|---|---|---|---|
A | B | C | A | B | C | A | B | C | |
1984 | 7.46 | 7.50 | 7.47 | 2.10 | 2.21 | 2.14 | 2,380 | 1,483 | 3,738 |
1985 | 7.26 | 7.37 | 7.30 | 2.04 | 2.20 | 2.10 | 2,142 | 1,287 | 3,317 |
1986 | 7.25 | 7.50 | 7.34 | 1.96 | 2.07 | 2.00 | 1,989 | 1,159 | 3,045 |
1987 | 7.13 | 7.29 | 7.18 | 1.91 | 2.08 | 1.97 | 1,927 | 1,093 | 2,922 |
1988 | 7.06 | 7.08 | 7.06 | 1.98 | 2.18 | 2.05 | 1,826 | 996 | 2,733 |
1989 | 7.07 | 7.10 | 7.08 | 1.99 | 2.11 | 2.04 | 1,699 | 914 | 2,531 |
1990 | 7.26 | 7.16 | 7.22 | 1.83 | 2.12 | 1.94 | 1,628 | 880 | 2,425 |
1991 | 7.46 | 7.36 | 7.42 | 1.67 | 2.03 | 1.80 | 1,576 | 820 | 2,316 |
1992 | 7.32 | 7.11 | 7.24 | 1.74 | 2.04 | 1.85 | 1,527 | 769 | 2,218 |
1993 | 7.31 | 7.13 | 7.23 | 1.83 | 2.10 | 1.92 | 1,478 | 721 | 2,124 |
1994 | 7.11 | 7.02 | 7.06 | 1.85 | 2.05 | 1.92 | 1,418 | 662 | 2,008 |
1995 | 7.10 | 6.82 | 7.00 | 1.85 | 2.19 | 1.97 | 1,382 | 603 | 1,914 |
1996 | 7.15 | 6.96 | 7.08 | 1.81 | 2.10 | 1.90 | 1,344 | 549 | 1,822 |
1997 | 6.99 | 6.82 | 6.93 | 1.81 | 2.13 | 1.90 | 1,288 | 514 | 1,735 |
1998 | 6.97 | 6.83 | 6.93 | 1.90 | 2.11 | 1.95 | 1,215 | 466 | 1,617 |
1999 | 7.05 | 6.78 | 6.97 | 1.83 | 2.21 | 1.92 | 1,155 | 410 | 1,509 |
M Sample mean, S standard deviation, N number of non-missing values. A = respondents born in 1924–1939, B = respondents born in 1924–1939, C = respondents born within the years 1909–1939