| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 207 |
8.6%
|
| 2 | Not very free | 254 |
10.6%
|
| 3 | Somewhat free | 727 |
30.3%
|
| 4 | Completely free | 1189 |
49.5%
|
| 8 | Refused | 8 |
0.3%
|
| 9 | Don’t know | 15 |
0.6%
|