| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 8503 |
99.4%
|
| 3 | Year and age - m imp | 23 |
0.3%
|
| 5 | Year - a, m imp | 23 |
0.3%
|
| 6 | Age - y, m imp | 3 |
0%
|
| 8 | None - all imp | 4 |
0%
|