| Value | Category | Cases | |
|---|---|---|---|
| 1 | No fixed duration | 218 |
77.9%
|
| 2 | Fixed for one season | 20 |
7.1%
|
| 3 | Fixed for one year | 3 |
1.1%
|
| 4 | Multiple years | 33 |
11.8%
|
| 95 | Other - specify | 6 |
2.1%
|
| Sysmiss | 4414 |