| Valeur | Modalité | Cas | |
|---|---|---|---|
| 1979 | 1 |
0%
|
|
| 1980 | 1 |
0%
|
|
| 1991 | 2 |
0%
|
|
| 1994 | 1 |
0%
|
|
| 1999 | 2 |
0%
|
|
| 2007 | 1 |
0%
|
|
| 2009 | 2 |
0%
|
|
| Sysmiss | 9093 |