| Value | Category | Cases | |
|---|---|---|---|
| 1 | 596 |
68.5%
|
|
| 2 | 241 |
27.7%
|
|
| 3 | 31 |
3.6%
|
|
| 4 | 2 |
0.2%
|
|
| Sysmiss | 1542 |