| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | <12 months | 1892 |
17.8%
|
| 1 | 1 year | 905 |
8.5%
|
| 2 | 2 years | 1778 |
16.7%
|
| 3 | 3 years | 2436 |
22.9%
|
| 4 | 4 years | 1307 |
12.3%
|
| 5 | 5 years | 1158 |
10.9%
|
| 6 | 6+ years | 292 |
2.7%
|
| 7 | non-numeric | 804 |
7.6%
|
| 8 | don't know | 71 |
0.7%
|
| 9 | 3 |
0%
|
|
| Sysmiss | 6441 |