| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 79 |
6.6%
|
| 2 | Not very free | 178 |
14.8%
|
| 3 | Somewhat free | 440 |
36.7%
|
| 4 | Completely free | 479 |
39.9%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 24 |
2%
|