| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 6814 |
1.4%
|
| 2 | One | 100276 |
21%
|
| 3 | Two | 163013 |
34.2%
|
| 4 | Three or more | 206445 |
43.3%
|
| 7 | N/A | 3676 | |
| 8 | Invalid | 709 | |
| 9 | Missing | 4557 |