| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2368 |
72.8%
|
|
| 1 | 643 |
19.8%
|
|
| 2 | 176 |
5.4%
|
|
| 3 | 50 |
1.5%
|
|
| 4 | 14 |
0.4%
|
|
| 5 | 2 |
0.1%
|
|
| Sysmiss | 3116 |