| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 95 |
4%
|
| 2 | Not very free | 145 |
6%
|
| 3 | Somewhat free | 441 |
18.4%
|
| 4 | Completely free | 1689 |
70.4%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don’t know | 29 |
1.2%
|