| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 787 |
32.8%
|
| 1 | Occasionally | 1170 |
48.8%
|
| 2 | Frequently | 429 |
17.9%
|
| 9 | Don't know | 12 |
0.5%
|
| 98 | Refused | 0 |
0%
|