| Value | Category | Cases | |
|---|---|---|---|
| 0 | 412 |
73.3%
|
|
| 1 | 94 |
16.7%
|
|
| 2 | 33 |
5.9%
|
|
| 3 | 16 |
2.8%
|
|
| 4 | 6 |
1.1%
|
|
| 10 | 1 |
0.2%
|
|
| Sysmiss | 2 |