| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 330 |
13.8%
|
| 2 | Not very free | 495 |
20.6%
|
| 3 | Somewhat free | 968 |
40.3%
|
| 4 | Completely free | 599 |
25%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don’t know | 7 |
0.3%
|