| Value | Category | Cases | |
|---|---|---|---|
| 1999 | 1 |
33.3%
|
|
| 2000 | 1 |
33.3%
|
|
| 2008 | 1 |
33.3%
|
|
| 2147483622 | Not applicable | 0 |
0%
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 10001 | .A | 1292 | |
| Sysmiss | 53378 |