| Value | Category | Cases | |
|---|---|---|---|
| 0 | 262 |
1.6%
|
|
| 1 | 288 |
1.8%
|
|
| 2 | 416 |
2.5%
|
|
| 3 | 690 |
4.2%
|
|
| 4 | 1324 |
8.1%
|
|
| 5 | 2111 |
12.9%
|
|
| 6 | 2784 |
17%
|
|
| 7 | 8531 |
52%
|
|
| Sysmiss | 34 |