Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 1 |
0.1%
|
0 | Never | 114 |
9.4%
|
1 | Once or twice | 188 |
15.6%
|
2 | Several times | 135 |
11.2%
|
3 | Many times | 96 |
7.9%
|
7 | Not applicable/Saw no problems | 673 |
55.7%
|
9 | Don't know | 1 |
0.1%
|
998 | Refused | 0 |
0%
|