| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 - 6 | 2453 |
11%
|
| 2 | 7 - 10 | 5570 |
25%
|
| 3 | 11 - 13 | 3935 |
17.6%
|
| 4 | 14 - 15 | 2710 |
12.2%
|
| 5 | 16 - 18 | 3669 |
16.5%
|
| 6 | 19 - 22 | 3963 |
17.8%
|
| Sysmiss | 21529 |