Value | Category | Cases | |
---|---|---|---|
1 | No, never | 401264 |
91.9%
|
2 | Yes, once | 30709 |
7%
|
3 | Yes, twice or more | 4717 |
1.1%
|
7 | N/A | 25551 | |
8 | Invalid | 556 | |
9 | Missing | 22693 |