| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 2 |
1.1%
|
| 2 | 6 |
3.2%
|
|
| 3 | 7 |
3.7%
|
|
| 4 | 20 |
10.6%
|
|
| 5 | 36 |
19%
|
|
| 6 | 38 |
20.1%
|
|
| 7 | 32 |
16.9%
|
|
| 8 | 26 |
13.8%
|
|
| 9 | 14 |
7.4%
|
|
| 10 | Very effective | 8 |
4.2%
|
| -99 | 79 | ||
| 11 | N/A | 230 | |
| Sysmiss | 159 |