| Value | Category | Cases | |
|---|---|---|---|
| 0 | 57 |
2.8%
|
|
| 1 | 292 |
14.4%
|
|
| 2 | 546 |
27%
|
|
| 3 | 389 |
19.2%
|
|
| 4 | 211 |
10.4%
|
|
| 5 | 228 |
11.3%
|
|
| 6 | 107 |
5.3%
|
|
| 7 | 191 |
9.5%
|
|
| Sysmiss | 763 |