| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
2.9%
|
| -7 | Service not offered (spontaneous) | 22 |
9%
|
| 1 | Not at all useful | 25 |
10.2%
|
| 2 | Not very useful | 39 |
15.9%
|
| 3 | Somewhat useful | 86 |
35.1%
|
| 4 | Very useful | 66 |
26.9%
|
| Sysmiss | 1092 |