| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 3030 |
80.8%
|
| 2 | From calendar | 2 |
0.1%
|
| 5 | Year | 694 |
18.5%
|
| 6 | 0 |
0%
|
|
| 7 | Month | 0 |
0%
|
| 8 | None | 23 |
0.6%
|