| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
4.3%
|
| -7 | Service not offered (spontaneous) | 5 |
4.3%
|
| 1 | Not at all useful | 7 |
6%
|
| 2 | Not very useful | 19 |
16.4%
|
| 3 | Somewhat useful | 30 |
25.9%
|
| 4 | Very useful | 50 |
43.1%
|
| Sysmiss | 244 |