| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | <12 months | 2171 |
21.3%
|
| 1 | 1 year | 1186 |
11.7%
|
| 2 | 2 years | 2033 |
20%
|
| 3 | 3 years | 2608 |
25.6%
|
| 4 | 4 years | 1108 |
10.9%
|
| 5 | 5 years | 589 |
5.8%
|
| 6 | 6+ years | 231 |
2.3%
|
| 7 | non-numeric | 3 |
0%
|
| 8 | don't know | 246 |
2.4%
|
| Sysmiss | 10480 |