| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | <12 months | 1132 |
30.2%
|
| 1 | 1 year | 329 |
8.8%
|
| 2 | 2 years | 718 |
19.2%
|
| 3 | 3 years | 778 |
20.8%
|
| 4 | 4 years | 349 |
9.3%
|
| 5 | 5 years | 204 |
5.4%
|
| 6 | 6+ years | 42 |
1.1%
|
| 7 | non-numeric | 40 |
1.1%
|
| 8 | don't know | 156 |
4.2%
|
| Sysmiss | 949 |