| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 463 |
38.6%
|
| 1 | Occasionally | 606 |
50.5%
|
| 2 | Frequently | 127 |
10.6%
|
| 9 | Don't know | 4 |
0.3%
|
| 998 | Refused | 0 |
0%
|