| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4220 |
94%
|
|
| 1 | 227 |
5.1%
|
|
| 2 | 33 |
0.7%
|
|
| 3 | 7 |
0.2%
|
|
| 4 | 3 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 1 |