| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 72 |
6%
|
| 2 | Not very free | 78 |
6.5%
|
| 3 | Somewhat free | 226 |
18.8%
|
| 4 | Completely free | 794 |
66.2%
|
| 8 | Refused | 6 |
0.5%
|
| 9 | Don’t know | 24 |
2%
|