| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Unknown | 21 |
1.7%
|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 2 |
0.2%
|
| 1 | Frequently | 119 |
9.9%
|
| 2 | Occasionally | 547 |
45.3%
|
| 3 | Never | 517 |
42.8%
|