Value | Category | Cases | |
---|---|---|---|
1949 | 9 |
6.1%
|
|
1950 | 11 |
7.4%
|
|
1960 | 8 |
5.4%
|
|
1970 | 26 |
17.6%
|
|
1980 | 7 |
4.7%
|
|
1990 | 32 |
21.6%
|
|
2000 | 44 |
29.7%
|
|
2010 | 11 |
7.4%
|
|
Sysmiss | 55 |