| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
0.6%
|
| -7 | Service not offered (spontaneous) | 8 |
1.6%
|
| 1 | Not at all useful | 127 |
26.1%
|
| 2 | Not very useful | 125 |
25.7%
|
| 3 | Somewhat useful | 169 |
34.8%
|
| 4 | Very useful | 54 |
11.1%
|
| Sysmiss | 714 |