| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 523 |
21.8%
|
| 1 | Occasionally | 1319 |
55%
|
| 2 | Frequently | 554 |
23.1%
|
| 9 | Don't know | 4 |
0.2%
|
| 998 | Refused | 0 |
0%
|