| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 464 |
20%
|
| 1 | Occasionally | 1351 |
58.1%
|
| 2 | Frequently | 481 |
20.7%
|
| 9 | Don't know | 28 |
1.2%
|
| 998 | Refused | 0 |
0%
|