| Value | Category | Cases | |
|---|---|---|---|
| 0 | 29 |
1%
|
|
| 1 | 44 |
1.5%
|
|
| 2 | 184 |
6.2%
|
|
| 3 | 2692 |
91.3%
|
|
| Sysmiss | 3 |