| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2230 |
65.6%
|
|
| 1 | 1120 |
32.9%
|
|
| 2 | 39 |
1.1%
|
|
| 3 | 7 |
0.2%
|
|
| 4 | 3 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 803 |