| Value | Category | Cases | |
|---|---|---|---|
| 98 | don't know | 0 |
0%
|
| 1958 | 17 |
0.7%
|
|
| 1959 | 11 |
0.5%
|
|
| 1960 | 20 |
0.8%
|
|
| 1961 | 12 |
0.5%
|
|
| 1962 | 25 |
1.1%
|
|
| 1963 | 17 |
0.7%
|
|
| 1964 | 29 |
1.2%
|
|
| 1965 | 21 |
0.9%
|
|
| 1966 | 11 |
0.5%
|
|
| 1967 | 27 |
1.1%
|
|
| 1968 | 26 |
1.1%
|
|
| 1969 | 25 |
1.1%
|
|
| 1970 | 28 |
1.2%
|
|
| 1971 | 26 |
1.1%
|
|
| 1972 | 67 |
2.8%
|
|
| 1973 | 39 |
1.6%
|
|
| 1974 | 65 |
2.7%
|
|
| 1975 | 62 |
2.6%
|
|
| 1976 | 54 |
2.3%
|
|
| 1977 | 70 |
3%
|
|
| 1978 | 75 |
3.2%
|
|
| 1979 | 51 |
2.2%
|
|
| 1980 | 82 |
3.5%
|
|
| 1981 | 49 |
2.1%
|
|
| 1982 | 108 |
4.6%
|
|
| 1983 | 95 |
4%
|
|
| 1984 | 127 |
5.4%
|
|
| 1985 | 111 |
4.7%
|
|
| 1986 | 102 |
4.3%
|
|
| 1987 | 128 |
5.4%
|
|
| 1988 | 96 |
4.1%
|
|
| 1989 | 93 |
3.9%
|
|
| 1990 | 96 |
4.1%
|
|
| 1991 | 69 |
2.9%
|
|
| 1992 | 75 |
3.2%
|
|
| 1993 | 61 |
2.6%
|
|
| 1994 | 43 |
1.8%
|
|
| 1995 | 36 |
1.5%
|
|
| 1996 | 37 |
1.6%
|
|
| 1997 | 41 |
1.7%
|
|
| 1998 | 41 |
1.7%
|
|
| 1999 | 50 |
2.1%
|
|
| 2000 | 52 |
2.2%
|
|
| 9998 | don't know | 0 |
0%
|
| 9999 | not applicable | 0 |
0%
|
| 9999995 | missing:impute | 0 |
0%
|