| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 94 |
7.8%
|
| 2 | Not very free | 194 |
16.2%
|
| 3 | Somewhat free | 281 |
23.4%
|
| 4 | Completely free | 631 |
52.6%
|
| 9 | Don't know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|