| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
0.7%
|
|
| 3 | 679 |
15.8%
|
|
| 4 | 1751 |
40.7%
|
|
| 5 | 1155 |
26.8%
|
|
| 6 | 550 |
12.8%
|
|
| 7 | 102 |
2.4%
|
|
| 8 | 33 |
0.8%
|
|
| 9 | 8 |
0.2%
|
|
| Sysmiss | 359 |