| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3860 |
51.4%
|
|
| 1 | 2548 |
33.9%
|
|
| 2 | 907 |
12.1%
|
|
| 3 | 131 |
1.7%
|
|
| 4 | 44 |
0.6%
|
|
| 5 | 18 |
0.2%
|
|
| Sysmiss | 39681 |