| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 2201 | 6302064 |
19.8%
|
| 2 | 1-3 times | 7621 | 22541530 |
71%
|
| 3 | 3+ times | 1081 | 2869271 |
9%
|
| 99 | Not stated | 13 | 55053 |
0.2%
|