| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year | 1857 |
99.8%
|
| 5 | Year - m imp, a calc | 1 |
0.1%
|
| 7 | Month - date placed | 0 |
0%
|
| 8 | None - date placed | 2 |
0.1%
|
| 9 | From calendar | 0 |
0%
|