| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
1.4%
|
|
| 1 | 220 |
10.2%
|
|
| 2 | 801 |
37.1%
|
|
| 3 | 161 |
7.5%
|
|
| 4 | 462 |
21.4%
|
|
| 5 | 430 |
19.9%
|
|
| 6 | 35 |
1.6%
|
|
| 7 | 19 |
0.9%
|
|
| Sysmiss | 5 |