| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month | 31 |
0.9%
|
| 2 | Season | 1732 |
51.3%
|
| 3 | Year | 1616 |
47.8%
|
| 4 | Other (specify) | 0 |
0%
|
| Sysmiss | 402 |