| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 4556 | 12587979 |
39.6%
|
| 2 | 1-3 times | 5206 | 15639084 |
49.2%
|
| 3 | 3+ times | 1153 | 3534878 |
11.1%
|
| 99 | Not stated | 1 | 5976 |
0%
|