| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 8249 |
1.6%
|
| 2 | One | 115537 |
22.7%
|
| 3 | Two | 173051 |
34.1%
|
| 4 | Three or more | 211189 |
41.6%
|
| 7 | N/A | 2976 | |
| 8 | Invalid | 964 | |
| 9 | Miss | 3992 |