| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 115 |
4.5%
|
| 2 | no | 76 |
2.9%
|
| 3 | 41 |
1.6%
|
|
| 4 | 152 |
5.9%
|
|
| Sysmiss | 2195 |