| Value | Category | Cases | |
|---|---|---|---|
| 1 | 577 |
0.6%
|
|
| 2 | 1618 |
1.8%
|
|
| 3 | 3908 |
4.2%
|
|
| 4 | 5345 |
5.8%
|
|
| 5 | 19521 |
21.2%
|
|
| 6 | 37203 |
40.3%
|
|
| 7 | 24109 |
26.1%
|
|
| Sysmiss | 320824 |