| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all free | 61 |
2.5%
|
| 2 | Not very free | 136 |
5.7%
|
| 3 | Somewhat free | 516 |
21.5%
|
| 4 | Completely free | 1658 |
69.1%
|
| 9 | Don`t know | 28 |
1.2%
|