| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Service not offered (spontaneous) | 13 |
9.6%
|
| 1 | Not at all useful | 29 |
21.5%
|
| 2 | Not very useful | 24 |
17.8%
|
| 3 | Somewhat useful | 41 |
30.4%
|
| 4 | Very useful | 28 |
20.7%
|
| Sysmiss | 105 |