| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1.2%
|
| -7 | Service not offered (spontaneous) | 3 |
1.2%
|
| 1 | Not at all useful | 4 |
1.6%
|
| 2 | Not very useful | 11 |
4.5%
|
| 3 | Somewhat useful | 117 |
48%
|
| 4 | Very useful | 106 |
43.4%
|
| Sysmiss | 528 |