| Value | Category | Cases | |
|---|---|---|---|
| 0 | 385 |
60.3%
|
|
| 1 | 184 |
28.8%
|
|
| 2 | 53 |
8.3%
|
|
| 3 | 10 |
1.6%
|
|
| 4 | 6 |
0.9%
|
|
| Sysmiss | 2 |