| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 79 |
6.6%
|
| 2 | Not very free | 183 |
15.3%
|
| 3 | Somewhat free | 522 |
43.5%
|
| 4 | Completely free | 408 |
34%
|
| 9 | Don't know | 8 |
0.7%
|
| 98 | Refused | 0 |
0%
|