| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 67 |
5.6%
|
| 2 | Not very free | 154 |
12.8%
|
| 3 | Somewhat free | 251 |
20.9%
|
| 4 | Completely free | 718 |
59.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 10 |
0.8%
|