| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.7%
|
| -7 | Service not offered (spontaneous) | 12 |
8.9%
|
| 1 | Not at all useful | 20 |
14.8%
|
| 2 | Not very useful | 19 |
14.1%
|
| 3 | Somewhat useful | 44 |
32.6%
|
| 4 | Very useful | 39 |
28.9%
|
| Sysmiss | 105 |