| Value | Category | Cases | |
|---|---|---|---|
| 0 | 121 |
2.7%
|
|
| 1 | 45 |
1%
|
|
| 2 | 170 |
3.8%
|
|
| 3 | 384 |
8.6%
|
|
| 4 | 3764 |
83.8%
|
|
| 888 | 5 |
0.1%
|
|
| Sysmiss | 92 |