| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month | 6 |
1%
|
| 2 | Season | 286 |
47.7%
|
| 3 | Year | 307 |
51.3%
|
| 4 | Other (specify) | 0 |
0%
|
| Sysmiss | 15859 |