| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
1.1%
|
| -7 | Service not offered (spontaneous) | 3 |
3.2%
|
| 1 | Not at all useful | 14 |
14.9%
|
| 2 | Not very useful | 26 |
27.7%
|
| 3 | Somewhat useful | 32 |
34%
|
| 4 | Very useful | 18 |
19.1%
|
| Sysmiss | 148 |