| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1028 |
79.3%
|
|
| 2 | 244 |
18.8%
|
|
| 3 | 18 |
1.4%
|
|
| 4 | 7 |
0.5%
|
|
| Sysmiss | 1137 |