| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 25975 |
94.1%
|
| 2 | Month and age -y imp | 0 |
0%
|
| 3 | Year and age - m imp | 23 |
0.1%
|
| 4 | Y & age - y ignored | 982 |
3.6%
|
| 5 | Year - a, m imp | 583 |
2.1%
|
| 6 | Age - y, m imp | 11 |
0%
|
| 7 | Month - a, y imp | 0 |
0%
|
| 8 | None - all imp | 28 |
0.1%
|