| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | month and year | 2146 | 2213 |
67.3%
|
| 2 | month and age -y imp | 3 | 3 |
0.1%
|
| 3 | year and age - m imp | 0 | 0 |
0%
|
| 5 | year - a, m imp | 454 | 451 |
13.7%
|
| 6 | age - y, m imp | 682 | 622 |
18.9%
|
| 7 | month - a, y imp | 0 | 0 |
0%
|
| 8 | none - all imp | 1 | 1 |
0%
|
| Sysmiss | 7 | 3 |