| Value | Category | Cases | |
|---|---|---|---|
| 0 | 68 |
3.3%
|
|
| 1 | 169 |
8.3%
|
|
| 2 | 378 |
18.5%
|
|
| 3 | 629 |
30.8%
|
|
| 4 | 515 |
25.2%
|
|
| 5 | 208 |
10.2%
|
|
| 6 | 64 |
3.1%
|
|
| 7 | 9 |
0.4%
|
|
| Sysmiss | 4696 |