| Value | Category | Cases | |
|---|---|---|---|
| -99 | 3 |
1%
|
|
| 1 | Not effective at all | 10 |
3.4%
|
| 2 | 11 |
3.8%
|
|
| 3 | 21 |
7.2%
|
|
| 4 | 18 |
6.2%
|
|
| 5 | 42 |
14.5%
|
|
| 6 | 32 |
11%
|
|
| 7 | 41 |
14.1%
|
|
| 8 | 27 |
9.3%
|
|
| 9 | 12 |
4.1%
|
|
| 10 | Very effective | 15 |
5.2%
|
| 11 | Don't know | 58 |
20%
|
| Sysmiss | 17 |