| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not at all free | 65 |
5.4%
|
| 2 | Not very free | 50 |
4.2%
|
| 3 | Somewhat free | 274 |
22.8%
|
| 4 | Completely free | 802 |
66.8%
|
| 9 | Don’t know | 9 |
0.8%
|
| 98 | Refused | 0 |
0%
|