| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 528 |
44%
|
| 2 | Not very free | 251 |
20.9%
|
| 3 | Somewhat free | 111 |
9.3%
|
| 4 | Completely free | 305 |
25.4%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don’t know | 3 |
0.3%
|