| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 9 |
3.7%
|
| -7 | Service not offered (spontaneous) | 6 |
2.5%
|
| 1 | Not at all useful | 5 |
2%
|
| 2 | Not very useful | 8 |
3.3%
|
| 3 | Somewhat useful | 113 |
46.3%
|
| 4 | Very useful | 103 |
42.2%
|
| Sysmiss | 528 |