| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| -7 | Service not offered (spontaneous) | 10 |
2.1%
|
| 1 | Not at all useful | 106 |
21.8%
|
| 2 | Not very useful | 139 |
28.6%
|
| 3 | Somewhat useful | 170 |
35%
|
| 4 | Very useful | 60 |
12.3%
|
| Sysmiss | 714 |