| Value | Category | Cases | |
|---|---|---|---|
| 0 | 535 |
65.2%
|
|
| 1 | 246 |
30%
|
|
| 2 | 33 |
4%
|
|
| 3 | 4 |
0.5%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 1 |