| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very much free | 197 |
11.7%
|
| 2 | Much free | 272 |
16.1%
|
| 3 | Moderately free | 461 |
27.3%
|
| 4 | Minimally free | 221 |
13.1%
|
| 5 | Not all free | 229 |
13.6%
|
| 6 | DK | 310 |
18.3%
|
| Sysmiss | 290 |