| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Less than one hour | 2 |
4.5%
|
| 1 | 2 |
4.5%
|
|
| 2 | 5 |
11.4%
|
|
| 3 | 6 |
13.6%
|
|
| 4 | 3 |
6.8%
|
|
| 5 | 4 |
9.1%
|
|
| 6 | 3 |
6.8%
|
|
| 7 | 3 |
6.8%
|
|
| 8 | 2 |
4.5%
|
|
| 10 | 1 |
2.3%
|
|
| 14 | 7 |
15.9%
|
|
| 18 | 1 |
2.3%
|
|
| 21 | 4 |
9.1%
|
|
| 42 | 1 |
2.3%
|
|
| 96 | More than 96 | 0 |
0%
|
| 98 | DK | 0 |
0%
|
| Sysmiss | 14380 |