| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1351 |
72.2%
|
|
| 5 | 1 |
0.1%
|
|
| 6 | 2 |
0.1%
|
|
| 8 | 457 |
24.4%
|
|
| 9 | 59 |
3.2%
|
|
| Sysmiss | 1540 |