| Value | Category | Cases | |
|---|---|---|---|
| 0 | 82 |
6.9%
|
|
| 1 | 920 |
77.8%
|
|
| 2 | 160 |
13.5%
|
|
| 3 | 20 |
1.7%
|
|
| 11 | 1 |
0.1%
|
|
| Sysmiss | 8497 |