| Value | Category | Cases | |
|---|---|---|---|
| 0 | 330 |
52.5%
|
|
| 1 | 262 |
41.7%
|
|
| 2 | 29 |
4.6%
|
|
| 3 | 7 |
1.1%
|
|
| 20 | 1 |
0.2%
|
|
| Sysmiss | 1526 |