| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1609 |
25.5%
|
|
| 2 | 4662 |
73.9%
|
|
| 8 | 13 |
0.2%
|
|
| 9 | 23 |
0.4%
|
|
| Sysmiss | 9044 |