| Value | Category | Cases | |
|---|---|---|---|
| 1 | Completely free | 13 |
100%
|
| 2 | Somewhat free | 0 |
0%
|
| 3 | Not very free | 0 |
0%
|
| 4 | Not at all | 0 |
0%
|
| Sysmiss | 2 |