| Value | Category | Cases | |
|---|---|---|---|
| 1954 | 1 |
0.1%
|
|
| 1960 | 1 |
0.1%
|
|
| 1961 | 1 |
0.1%
|
|
| 1962 | 1 |
0.1%
|
|
| 1966 | 2 |
0.1%
|
|
| 1968 | 1 |
0.1%
|
|
| 1969 | 3 |
0.2%
|
|
| 1970 | 7 |
0.5%
|
|
| 1971 | 4 |
0.3%
|
|
| 1972 | 5 |
0.4%
|
|
| 1973 | 2 |
0.1%
|
|
| 1974 | 7 |
0.5%
|
|
| 1975 | 3 |
0.2%
|
|
| 1976 | 7 |
0.5%
|
|
| 1977 | 5 |
0.4%
|
|
| 1978 | 6 |
0.4%
|
|
| 1979 | 6 |
0.4%
|
|
| 1980 | 10 |
0.7%
|
|
| 1981 | 12 |
0.9%
|
|
| 1982 | 6 |
0.4%
|
|
| 1983 | 4 |
0.3%
|
|
| 1984 | 14 |
1%
|
|
| 1985 | 8 |
0.6%
|
|
| 1986 | 10 |
0.7%
|
|
| 1987 | 6 |
0.4%
|
|
| 1988 | 18 |
1.3%
|
|
| 1989 | 7 |
0.5%
|
|
| 1990 | 10 |
0.7%
|
|
| 1991 | 10 |
0.7%
|
|
| 1992 | 12 |
0.9%
|
|
| 1993 | 14 |
1%
|
|
| 1994 | 18 |
1.3%
|
|
| 1995 | 14 |
1%
|
|
| 1996 | 17 |
1.2%
|
|
| 1997 | 10 |
0.7%
|
|
| 1998 | 32 |
2.3%
|
|
| 1999 | 29 |
2.1%
|
|
| 2000 | 18 |
1.3%
|
|
| 2001 | 16 |
1.2%
|
|
| 2002 | 29 |
2.1%
|
|
| 2003 | 24 |
1.7%
|
|
| 2004 | 37 |
2.7%
|
|
| 2005 | 34 |
2.5%
|
|
| 2006 | 32 |
2.3%
|
|
| 2007 | 56 |
4.1%
|
|
| 2008 | 71 |
5.1%
|
|
| 2009 | 87 |
6.3%
|
|
| 2010 | 110 |
8%
|
|
| 2011 | 119 |
8.6%
|
|
| 2012 | 153 |
11.1%
|
|
| 2013 | 147 |
10.6%
|
|
| 2014 | 102 |
7.4%
|
|
| 2015 | 3 |
0.2%
|
|
| 9999 | DON'T KNOW | 20 |
1.4%
|
| Sysmiss | 14904 |