| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Less 1 year | 64 |
2.2%
|
| 1 | 372 |
12.7%
|
|
| 2 | 579 |
19.8%
|
|
| 3 | 697 |
23.8%
|
|
| 4 | 386 |
13.2%
|
|
| 5 | 446 |
15.3%
|
|
| 6 | 378 |
12.9%
|
|
| 8 | DK | 0 |
0%
|
| 9 | 1 |
0%
|
|
| Sysmiss | 4384 |