| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every season/every year | 1745 |
64.7%
|
| 2 | Only when there is a surplus | 95 |
3.5%
|
| 3 | Only in emergencies | 855 |
31.7%
|
| 99 | Other periods (specify) | 4 |
0.1%
|
| Sysmiss | 44235 |