Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 19 |
1.6%
|
0 | Never | 263 |
21.9%
|
1 | Once or twice | 9 |
0.8%
|
2 | Several times | 10 |
0.8%
|
3 | Many times | 2 |
0.2%
|
7 | Not applicable/Saw no problems | 894 |
74.5%
|
9 | Don't know | 3 |
0.3%
|
998 | Refused | 0 |
0%
|