| Value | Category | Cases | |
|---|---|---|---|
| 1 | annual | 8 |
0.1%
|
| 2 | day | 132 |
0.9%
|
| 3 | irreg | 90 |
0.6%
|
| 4 | mon | 688 |
4.9%
|
| 5 | season | 28 |
0.2%
|
| 6 | week | 504 |
3.6%
|
| Missing value | 12591 |
89.7%
|