| Value | Category | Cases | |
|---|---|---|---|
| 0 | 95 |
46.3%
|
|
| 1 | 83 |
40.5%
|
|
| 2 | 20 |
9.8%
|
|
| 3 | 6 |
2.9%
|
|
| 4 | 1 |
0.5%
|
|
| Sysmiss | 1424 |