| Value | Category | Cases | |
|---|---|---|---|
| 1 | 500 |
27.5%
|
|
| 6 | 1253 |
68.8%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 3 |
0.2%
|
|
| 9 | 64 |
3.5%
|
|
| Sysmiss | 11 |