قيمة | فئة | حالات | |
---|---|---|---|
1917 | 1 |
0.4%
|
|
1928 | 1 |
0.4%
|
|
1940 | 1 |
0.4%
|
|
1948 | 1 |
0.4%
|
|
1950 | 1 |
0.4%
|
|
1951 | 1 |
0.4%
|
|
1958 | 1 |
0.4%
|
|
1959 | 1 |
0.4%
|
|
1962 | 2 |
0.7%
|
|
1963 | 1 |
0.4%
|
|
1964 | 3 |
1.1%
|
|
1966 | 1 |
0.4%
|
|
1967 | 1 |
0.4%
|
|
1970 | 1 |
0.4%
|
|
1971 | 1 |
0.4%
|
|
1973 | 2 |
0.7%
|
|
1974 | 2 |
0.7%
|
|
1976 | 3 |
1.1%
|
|
1977 | 1 |
0.4%
|
|
1978 | 5 |
1.8%
|
|
1980 | 8 |
2.9%
|
|
1981 | 3 |
1.1%
|
|
1982 | 4 |
1.4%
|
|
1983 | 3 |
1.1%
|
|
1984 | 1 |
0.4%
|
|
1986 | 12 |
4.3%
|
|
1987 | 4 |
1.4%
|
|
1988 | 8 |
2.9%
|
|
1990 | 5 |
1.8%
|
|
1991 | 4 |
1.4%
|
|
1992 | 3 |
1.1%
|
|
1993 | 3 |
1.1%
|
|
1994 | 9 |
3.2%
|
|
1995 | 10 |
3.6%
|
|
1996 | 6 |
2.2%
|
|
1997 | 1 |
0.4%
|
|
1998 | 5 |
1.8%
|
|
1999 | 5 |
1.8%
|
|
2000 | 14 |
5%
|
|
2001 | 4 |
1.4%
|
|
2002 | 6 |
2.2%
|
|
2003 | 7 |
2.5%
|
|
2004 | 8 |
2.9%
|
|
2005 | 9 |
3.2%
|
|
2006 | 18 |
6.5%
|
|
2007 | 21 |
7.5%
|
|
2008 | 22 |
7.9%
|
|
2009 | 7 |
2.5%
|
|
2010 | 14 |
5%
|
|
2011 | 9 |
3.2%
|
|
2012 | 15 |
5.4%
|