| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1354 |
91.5%
|
|
| 1 | 50 |
3.4%
|
|
| 2 | 52 |
3.5%
|
|
| 3 | 23 |
1.6%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 90 |