| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Not at all free | 107 |
8.9%
|
| 1 | Not very free | 320 |
26.7%
|
| 2 | Somewhat free | 583 |
48.6%
|
| 3 | Completely free | 171 |
14.3%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don’t know | 17 |
1.4%
|