| Value | Category | Cases | |
|---|---|---|---|
| 0 | 256 |
27%
|
|
| 1 | 515 |
54.3%
|
|
| 2 | 126 |
13.3%
|
|
| 3 | 46 |
4.8%
|
|
| 4 | 6 |
0.6%
|
|
| Sysmiss | 51 |