| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.9%
|
| -7 | Service not offered (spontaneous) | 20 |
18.7%
|
| 1 | Not at all useful | 9 |
8.4%
|
| 2 | Not very useful | 15 |
14%
|
| 3 | Somewhat useful | 32 |
29.9%
|
| 4 | Very useful | 30 |
28%
|
| Sysmiss | 253 |