| Value | Category | Cases | |
|---|---|---|---|
| 1 | month and year | 1937 |
97.7%
|
| 2 | from calendar | 0 |
0%
|
| 5 | year | 45 |
2.3%
|
| 7 | month | 0 |
0%
|
| 8 | none | 1 |
0.1%
|
| 11 | .Z | 16771 |