| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
1.9%
|
| -7 | Service not offered (spontaneous) | 7 |
6.5%
|
| 1 | Not at all useful | 20 |
18.5%
|
| 2 | Not very useful | 20 |
18.5%
|
| 3 | Somewhat useful | 44 |
40.7%
|
| 4 | Very useful | 15 |
13.9%
|
| Sysmiss | 269 |