| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 3484 |
96.6%
|
| 3 | Year and age - m imp | 58 |
1.6%
|
| 5 | Year - a, m imp | 45 |
1.2%
|
| 6 | Age - y, m imp | 1 |
0%
|
| 7 | Month - a, y imp | 1 |
0%
|
| 8 | None - all imp | 16 |
0.4%
|