Value | Category | Cases | |
---|---|---|---|
1970 | 1 |
0%
|
|
1971 | 1 |
0%
|
|
1973 | 1 |
0%
|
|
1974 | 1 |
0%
|
|
1975 | 2 |
0.1%
|
|
1976 | 1 |
0%
|
|
1977 | 2 |
0.1%
|
|
1978 | 5 |
0.1%
|
|
1979 | 5 |
0.1%
|
|
1980 | 20 |
0.5%
|
|
1981 | 9 |
0.2%
|
|
1982 | 17 |
0.4%
|
|
1983 | 23 |
0.6%
|
|
1984 | 34 |
0.9%
|
|
1985 | 47 |
1.2%
|
|
1986 | 47 |
1.2%
|
|
1987 | 40 |
1%
|
|
1988 | 74 |
1.9%
|
|
1989 | 78 |
2%
|
|
1990 | 153 |
4%
|
|
1991 | 92 |
2.4%
|
|
1992 | 121 |
3.1%
|
|
1993 | 126 |
3.3%
|
|
1994 | 129 |
3.3%
|
|
1995 | 143 |
3.7%
|
|
1996 | 119 |
3.1%
|
|
1997 | 84 |
2.2%
|
|
1998 | 157 |
4.1%
|
|
1999 | 154 |
4%
|
|
2000 | 236 |
6.1%
|
|
2001 | 146 |
3.8%
|
|
2002 | 140 |
3.6%
|
|
2003 | 146 |
3.8%
|
|
2004 | 144 |
3.7%
|
|
2005 | 128 |
3.3%
|
|
2006 | 123 |
3.2%
|
|
2007 | 125 |
3.2%
|
|
2008 | 126 |
3.3%
|
|
2009 | 119 |
3.1%
|
|
2010 | 92 |
2.4%
|
|
2011 | 33 |
0.9%
|
|
9997 | Inconsistent | 19 |
0.5%
|
9998 | DK | 423 |
11%
|
9999 | Missing | 171 |
4.4%
|
Sysmiss | 1982 |