| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, Never | 91261 |
94.1%
|
| 2 | Yes, Once | 5014 |
5.2%
|
| 3 | Yes, Twice or More | 733 |
0.8%
|
| 7 | N/A | 45 | |
| 8 | Invalid | 45 | |
| 9 | Missing | 4934 |