| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1925- | 1669 |
19.1%
|
| 1 | 1983- | 1512 |
17.3%
|
| 2 | 1993- | 1905 |
21.8%
|
| 3 | 2000- | 1843 |
21.1%
|
| 4 | 2004- | 1809 |
20.7%
|
| 5 | 2009- | 0 |
0%
|
| Sysmiss | 8446 |