| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 147 |
12.3%
|
| 2 | Not very free | 325 |
27.1%
|
| 3 | Somewhat free | 326 |
27.2%
|
| 4 | Completely free | 385 |
32.1%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 17 |
1.4%
|