| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 66590 |
13.2%
|
| 2 | One | 239829 |
47.5%
|
| 3 | Two | 141038 |
27.9%
|
| 4 | Three or more | 57858 |
11.4%
|
| 7 | N/A | 2968 | |
| 8 | Invalid | 639 | |
| 9 | Miss | 7036 |