| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 313 |
97.2%
|
| 5 | Year - m imp, a calc | 8 |
2.5%
|
| 7 | Month - date placed | 0 |
0%
|
| 8 | None - date placed | 1 |
0.3%
|