| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 137 |
8.6%
|
| 2 | Not very free | 191 |
11.9%
|
| 3 | Somewhat free | 549 |
34.3%
|
| 4 | Completely free | 677 |
42.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 45 |
2.8%
|