| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 2610 | 5004672 |
16.7%
|
| 2 | 1-3 times | 8625 | 17229384 |
57.6%
|
| 3 | 3+ times | 3793 | 7680319 |
25.7%
|
| 99 | Not stated | 1 | 3695 |
0%
|