| Value | Category | Cases | |
|---|---|---|---|
| 1 | 438 |
24.1%
|
|
| 6 | 1315 |
72.2%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 3 |
0.2%
|
|
| 9 | 64 |
3.5%
|
|
| Sysmiss | 11 |