| Value | Category | Cases | |
|---|---|---|---|
| 1956 | 1 |
0%
|
|
| 1957 | 1 |
0%
|
|
| 1960 | 2 |
0%
|
|
| 1961 | 1 |
0%
|
|
| 1962 | 2 |
0%
|
|
| 1963 | 6 |
0%
|
|
| 1964 | 1 |
0%
|
|
| 1965 | 5 |
0%
|
|
| 1966 | 5 |
0%
|
|
| 1967 | 6 |
0%
|
|
| 1968 | 7 |
0%
|
|
| 1969 | 13 |
0.1%
|
|
| 1970 | 19 |
0.1%
|
|
| 1971 | 17 |
0.1%
|
|
| 1972 | 20 |
0.1%
|
|
| 1973 | 20 |
0.1%
|
|
| 1974 | 21 |
0.1%
|
|
| 1975 | 36 |
0.1%
|
|
| 1976 | 48 |
0.2%
|
|
| 1977 | 48 |
0.2%
|
|
| 1978 | 43 |
0.2%
|
|
| 1979 | 65 |
0.3%
|
|
| 1980 | 82 |
0.3%
|
|
| 1981 | 94 |
0.4%
|
|
| 1982 | 117 |
0.5%
|
|
| 1983 | 135 |
0.5%
|
|
| 1984 | 158 |
0.6%
|
|
| 1985 | 176 |
0.7%
|
|
| 1986 | 199 |
0.8%
|
|
| 1987 | 222 |
0.9%
|
|
| 1988 | 250 |
1%
|
|
| 1989 | 329 |
1.3%
|
|
| 1990 | 349 |
1.4%
|
|
| 1991 | 428 |
1.7%
|
|
| 1992 | 418 |
1.7%
|
|
| 1993 | 420 |
1.7%
|
|
| 1994 | 525 |
2.1%
|
|
| 1995 | 580 |
2.3%
|
|
| 1996 | 547 |
2.2%
|
|
| 1997 | 598 |
2.4%
|
|
| 1998 | 660 |
2.6%
|
|
| 1999 | 712 |
2.8%
|
|
| 2000 | 725 |
2.9%
|
|
| 2001 | 764 |
3%
|
|
| 2002 | 824 |
3.3%
|
|
| 2003 | 968 |
3.8%
|
|
| 2004 | 1058 |
4.2%
|
|
| 2005 | 1129 |
4.5%
|
|
| 2006 | 1262 |
5%
|
|
| 2007 | 1358 |
5.4%
|
|
| 2008 | 1446 |
5.7%
|
|
| 2009 | 1465 |
5.8%
|
|
| 2010 | 1446 |
5.7%
|
|
| 2011 | 1417 |
5.6%
|
|
| 2012 | 1337 |
5.3%
|
|
| 2013 | 1015 |
4%
|
|
| 2014 | 656 |
2.6%
|
|
| 2015 | 62 |
0.2%
|
|
| 9999 | Unspecified | 942 |
3.7%
|