| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effectively at all | 1 |
0.6%
|
| 2 | 3 |
1.8%
|
|
| 3 | 7 |
4.3%
|
|
| 4 | 15 |
9.1%
|
|
| 5 | 22 |
13.4%
|
|
| 6 | 58 |
35.4%
|
|
| 7 | 33 |
20.1%
|
|
| 8 | 17 |
10.4%
|
|
| 9 | 5 |
3%
|
|
| 10 | Very effectively | 3 |
1.8%
|
| 11 | Don't know | 28 | |
| Sysmiss | 11 |