| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3420 |
94.4%
|
|
| 1 | 56 |
1.5%
|
|
| 2 | 115 |
3.2%
|
|
| 3 | 32 |
0.9%
|
|
| Sysmiss | 1694 |