| Value | Category | Cases | |
|---|---|---|---|
| 1955 | 1 |
0.1%
|
|
| 1960 | 1 |
0.1%
|
|
| 1962 | 1 |
0.1%
|
|
| 1963 | 1 |
0.1%
|
|
| 1965 | 2 |
0.1%
|
|
| 1966 | 1 |
0.1%
|
|
| 1968 | 1 |
0.1%
|
|
| 1969 | 1 |
0.1%
|
|
| 1970 | 1 |
0.1%
|
|
| 1972 | 3 |
0.2%
|
|
| 1973 | 1 |
0.1%
|
|
| 1974 | 7 |
0.5%
|
|
| 1975 | 1 |
0.1%
|
|
| 1976 | 1 |
0.1%
|
|
| 1977 | 1 |
0.1%
|
|
| 1978 | 3 |
0.2%
|
|
| 1979 | 6 |
0.4%
|
|
| 1980 | 15 |
1%
|
|
| 1981 | 2 |
0.1%
|
|
| 1982 | 4 |
0.3%
|
|
| 1983 | 5 |
0.3%
|
|
| 1984 | 7 |
0.5%
|
|
| 1985 | 5 |
0.3%
|
|
| 1986 | 5 |
0.3%
|
|
| 1987 | 10 |
0.7%
|
|
| 1988 | 6 |
0.4%
|
|
| 1989 | 8 |
0.6%
|
|
| 1990 | 17 |
1.2%
|
|
| 1991 | 8 |
0.6%
|
|
| 1992 | 5 |
0.3%
|
|
| 1993 | 5 |
0.3%
|
|
| 1994 | 10 |
0.7%
|
|
| 1995 | 18 |
1.3%
|
|
| 1996 | 16 |
1.1%
|
|
| 1997 | 19 |
1.3%
|
|
| 1998 | 34 |
2.4%
|
|
| 1999 | 26 |
1.8%
|
|
| 2000 | 52 |
3.6%
|
|
| 2001 | 21 |
1.5%
|
|
| 2002 | 17 |
1.2%
|
|
| 2003 | 25 |
1.7%
|
|
| 2004 | 40 |
2.8%
|
|
| 2005 | 23 |
1.6%
|
|
| 2006 | 55 |
3.8%
|
|
| 2007 | 40 |
2.8%
|
|
| 2008 | 78 |
5.4%
|
|
| 2009 | 87 |
6.1%
|
|
| 2010 | 106 |
7.4%
|
|
| 2011 | 110 |
7.7%
|
|
| 2012 | 168 |
11.7%
|
|
| 2013 | 207 |
14.4%
|
|
| 2014 | 121 |
8.4%
|
|
| 9998 | Dont know | 27 |
1.9%
|
| Sysmiss | 45764 |