| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
0.1%
|
|
| 2 | 21 |
0.6%
|
|
| 3 | 97 |
2.6%
|
|
| 4 | 251 |
6.6%
|
|
| 5 | 557 |
14.7%
|
|
| 6 | 2825 |
74.5%
|
|
| 7 | 40 |
1.1%
|
|
| Sysmiss | 422 |