| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 627 |
52.3%
|
| 2 | Not very free | 254 |
21.2%
|
| 3 | Somewhat free | 197 |
16.4%
|
| 4 | Completely free | 102 |
8.5%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 19 |
1.6%
|