| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 43 |
3.6%
|
| 2 | Not very free | 143 |
11.9%
|
| 3 | Somewhat free | 294 |
24.5%
|
| 4 | Completely free | 714 |
59.5%
|
| 9 | Don't know | 6 |
0.5%
|
| 98 | Refused | 0 |
0%
|