| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 26 |
1.5%
|
| -1 | Don't know | 50 |
2.8%
|
| 1 | Always | 1269 |
72%
|
| 2 | Usually | 229 |
13%
|
| 3 | Never | 188 |
10.7%
|