| value | category | cases | |
|---|---|---|---|
| 1 | Month and year | 39055 |
58.8%
|
| 2 | Month and age -y imp | 35 |
0.1%
|
| 5 | Year - a, m imp | 22814 |
34.4%
|
| 6 | Age - y, m imp | 3512 |
5.3%
|
| 7 | Month - a, y imp | 72 |
0.1%
|
| 8 | None - all imp | 890 |
1.3%
|