| Value | Category | Cases | |
|---|---|---|---|
| 0 | 51 |
2.3%
|
|
| 1 | 490 |
22.1%
|
|
| 2 | 908 |
41%
|
|
| 3 | 561 |
25.4%
|
|
| 4 | 162 |
7.3%
|
|
| 5 | 36 |
1.6%
|
|
| 6 | 5 |
0.2%
|
|
| Sysmiss | 799 |