| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 113 |
9.4%
|
| 2 | Not very free | 189 |
15.8%
|
| 3 | Somewhat free | 408 |
34%
|
| 4 | Completely free | 424 |
35.3%
|
| 9 | Do not know | 66 |
5.5%
|
| 98 | Refused | 0 |
0%
|