| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1.3%
|
| -7 | Service not offered (spontaneous) | 14 |
6.1%
|
| 1 | Not at all useful | 53 |
23%
|
| 2 | Not very useful | 31 |
13.5%
|
| 3 | Somewhat useful | 65 |
28.3%
|
| 4 | Very useful | 64 |
27.8%
|
| Sysmiss | 131 |