| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 105 |
8.8%
|
| 2 | Not very free | 303 |
25.3%
|
| 3 | Somewhat free | 559 |
46.6%
|
| 4 | Completely free | 225 |
18.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 8 |
0.7%
|