| Value | Category | Cases | |
|---|---|---|---|
| 0 | 771 |
27.9%
|
|
| 1 | 1779 |
64.3%
|
|
| 2 | 151 |
5.5%
|
|
| 3 | 42 |
1.5%
|
|
| 4 | 16 |
0.6%
|
|
| 5 | 7 |
0.3%
|
|
| Sysmiss | 327346 |