| Value | Category | Cases | |
|---|---|---|---|
| 1 | Completely free | 426 |
21.9%
|
| 2 | Very free | 763 |
39.3%
|
| 3 | Moderately free | 352 |
18.1%
|
| 4 | Slightly free | 266 |
13.7%
|
| 5 | Not free at all | 135 |
7%
|
| Sysmiss | 1996 |