| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 196 |
16.3%
|
| 2 | Not very free | 263 |
21.9%
|
| 3 | Somewhat free | 414 |
34.5%
|
| 4 | Completely free | 259 |
21.6%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don’t know | 66 |
5.5%
|