| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 339 |
14.1%
|
| 2 | Not very free | 509 |
21.2%
|
| 3 | Somewhat free | 858 |
35.8%
|
| 4 | Completely free | 660 |
27.5%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don’t know | 32 |
1.3%
|