| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
0.7%
|
|
| 1 | 75 |
4.2%
|
|
| 2 | 64 |
3.6%
|
|
| 3 | 1642 |
91.5%
|
|
| Sysmiss | 8 |