| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 = servis en premier | 38 |
26%
|
| 2 | 2 = servis en second | 26 |
17.8%
|
| 3 | 3 = servis en troisième | 21 |
14.4%
|
| 4 | 4 = servis en quatrième | 40 |
27.4%
|
| 5 | 5 = Non applicable | 21 |
14.4%
|
| Sysmiss | 1719 |