| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 2254 | 4516082 |
15.1%
|
| 2 | 1-3 times | 7319 | 14565955 |
48.7%
|
| 3 | 3+ times | 5455 | 10832338 |
36.2%
|
| 99 | Not stated | 1 | 3695 |
0%
|