| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 411 | 867111 |
2.9%
|
| 2 | 1-3 times | 8267 | 16360757 |
54.7%
|
| 3 | 3+ times | 6350 | 12686507 |
42.4%
|
| 99 | Not stated | 1 | 3695 |
0%
|