| Value | Category | Cases | |
|---|---|---|---|
| 0 | 895 |
32.8%
|
|
| 1 | 1193 |
43.8%
|
|
| 2 | 477 |
17.5%
|
|
| 3 | 121 |
4.4%
|
|
| 4 | 34 |
1.2%
|
|
| 5 | 6 |
0.2%
|
|
| Sysmiss | 12293 |