| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 |
0.4%
|
| 0 | Never | 552 |
46%
|
| 1 | Occasionally | 357 |
29.8%
|
| 2 | Frequently | 276 |
23%
|
| 9 | Don't know | 10 |
0.8%
|
| 998 | Refused | 0 |
0%
|