| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1713 |
18.3%
|
|
| 3 | 7544 |
80.5%
|
|
| 4 | 26 |
0.3%
|
|
| 8 | 84 |
0.9%
|
|
| Sysmiss | 9 |