| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 7031 | 19952925 |
62.8%
|
| 2 | 1-3 times | 3146 | 9601598 |
30.2%
|
| 3 | 3+ times | 738 | 2207417 |
6.9%
|
| 99 | Not stated | 1 | 5976 |
0%
|