Value | Category | Cases | |
---|---|---|---|
1971 | 1 |
0%
|
|
1972 | 2 |
0%
|
|
1974 | 5 |
0.1%
|
|
1975 | 10 |
0.2%
|
|
1976 | 7 |
0.1%
|
|
1977 | 13 |
0.2%
|
|
1978 | 8 |
0.2%
|
|
1979 | 22 |
0.4%
|
|
1980 | 34 |
0.7%
|
|
1981 | 52 |
1%
|
|
1982 | 59 |
1.1%
|
|
1983 | 74 |
1.4%
|
|
1984 | 67 |
1.3%
|
|
1985 | 116 |
2.2%
|
|
1986 | 138 |
2.6%
|
|
1987 | 157 |
3%
|
|
1988 | 166 |
3.2%
|
|
1989 | 173 |
3.3%
|
|
1990 | 188 |
3.6%
|
|
1991 | 253 |
4.8%
|
|
1992 | 240 |
4.6%
|
|
1993 | 274 |
5.2%
|
|
1994 | 283 |
5.4%
|
|
1995 | 329 |
6.3%
|
|
1996 | 359 |
6.9%
|
|
1997 | 519 |
9.9%
|
|
1998 | 609 |
11.7%
|
|
1999 | 641 |
12.3%
|
|
2000 | 399 |
7.6%
|
|
9997 | Missing | 0 |
0%
|
9999 | DK | 23 |
0.4%
|
Sysmiss | 2570 |