| Value | Category | Cases | |
|---|---|---|---|
| 1 | Contract/daily agreement | 373 |
2.5%
|
| 2 | less than one month | 17 |
0.1%
|
| 3 | from one to less than 3 months | 8 |
0.1%
|
| 4 | from 3 to less than 6 months | 23 |
0.2%
|
| 5 | From 6 to less than 12 months | 116 |
0.8%
|
| 6 | From 12 to less than 24 months | 20 |
0.1%
|
| 7 | Tow years or more | 50 |
0.3%
|
| Sysmiss | 14143 |