| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 3708 | 7482363 |
25%
|
| 2 | 1-3 times | 8174 | 16286930 |
54.4%
|
| 3 | 3+ times | 3146 | 6145081 |
20.5%
|
| 99 | Not stated | 1 | 3695 |
0%
|