| Value | Category | Cases | |
|---|---|---|---|
| 1 | Completely free | 553 |
12.6%
|
| 2 | Very free | 1083 |
24.8%
|
| 3 | Moderately free | 1027 |
23.5%
|
| 4 | Slightly free | 921 |
21.1%
|
| 5 | Not free at all | 789 |
18%
|
| Sysmiss | 44 |