| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 464 |
38.7%
|
| 2 | Not very free | 359 |
29.9%
|
| 3 | Somewhat free | 226 |
18.8%
|
| 4 | Completely free | 133 |
11.1%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 16 |
1.3%
|