| Value | Category | Cases | |
|---|---|---|---|
| 0 | 73 |
19.8%
|
|
| 1 | 269 |
72.9%
|
|
| 2 | 24 |
6.5%
|
|
| 4 | 3 |
0.8%
|
|
| Sysmiss | 1157 |