| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 2948 |
97.1%
|
| 3 | Year and age - m imp | 48 |
1.6%
|
| 5 | Year - a, m imp | 17 |
0.6%
|
| 6 | Age - y, m imp | 9 |
0.3%
|
| 7 | Month - a, y imp | 1 |
0%
|
| 8 | None - all imp | 12 |
0.4%
|