Value | Category | Cases | |
---|---|---|---|
1967 | 1 |
1.4%
|
|
1975 | 1 |
1.4%
|
|
1977 | 3 |
4.1%
|
|
1978 | 1 |
1.4%
|
|
1979 | 1 |
1.4%
|
|
1981 | 3 |
4.1%
|
|
1982 | 1 |
1.4%
|
|
1984 | 2 |
2.7%
|
|
1985 | 1 |
1.4%
|
|
1986 | 1 |
1.4%
|
|
1987 | 1 |
1.4%
|
|
1988 | 3 |
4.1%
|
|
1989 | 3 |
4.1%
|
|
1991 | 5 |
6.8%
|
|
1992 | 3 |
4.1%
|
|
1993 | 3 |
4.1%
|
|
1994 | 1 |
1.4%
|
|
1995 | 4 |
5.4%
|
|
1996 | 4 |
5.4%
|
|
1997 | 4 |
5.4%
|
|
1998 | 1 |
1.4%
|
|
1999 | 1 |
1.4%
|
|
2000 | 2 |
2.7%
|
|
2004 | 1 |
1.4%
|
|
2005 | 3 |
4.1%
|
|
2008 | 2 |
2.7%
|
|
2012 | 1 |
1.4%
|
|
9998 | don't know | 17 |
23%
|
Sysmiss | 16356 |