| Value | Category | Cases | |
|---|---|---|---|
| 0 | 53 |
1.4%
|
|
| 1 | 607 |
16.1%
|
|
| 2 | 422 |
11.2%
|
|
| 3 | 1119 |
29.7%
|
|
| 4 | 367 |
9.7%
|
|
| 5 | 525 |
13.9%
|
|
| 6 | 662 |
17.5%
|
|
| 8 | 18 |
0.5%
|
|
| Sysmiss | 5037 |