| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Month and year | 648 | 652 |
99.6%
|
| 2 | From calendar | 0 | 0 |
0%
|
| 5 | Year | 1 | 1 |
0.1%
|
| 6 | 0 | 0 |
0%
|
|
| 7 | Month | 0 | 0 |
0%
|
| 8 | None | 2 | 2 |
0.3%
|
| Sysmiss | 10888 | 10666 |