| Value | Category | Cases | |
|---|---|---|---|
| 1 | annual | 3 |
0.2%
|
| 2 | irreg | 331 |
18.6%
|
| 3 | mon | 57 |
3.2%
|
| 4 | season | 128 |
7.2%
|
| 5 | week | 45 |
2.5%
|
| Missing value | 1215 |
68.3%
|