| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effectively at all | 6 |
3.8%
|
| 2 | 10 |
6.4%
|
|
| 3 | 12 |
7.6%
|
|
| 4 | 20 |
12.7%
|
|
| 5 | 36 |
22.9%
|
|
| 6 | 31 |
19.7%
|
|
| 7 | 20 |
12.7%
|
|
| 8 | 16 |
10.2%
|
|
| 9 | 4 |
2.5%
|
|
| 10 | Very effectively | 2 |
1.3%
|
| 11 | Don't know | 37 | |
| Sysmiss | 4 |