| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-5 | 80 |
7.7%
|
| 2 | 6-10 | 177 |
17.1%
|
| 3 | 11-15 | 90 |
8.7%
|
| 4 | 16-20 | 108 |
10.4%
|
| 5 | 21-25 | 66 |
6.4%
|
| 6 | 26-30 | 187 |
18.1%
|
| 7 | 31 + | 326 |
31.5%
|
| Sysmiss | 190 |