| Value | Category | Cases | |
|---|---|---|---|
| 0 | 865 |
34.4%
|
|
| 1 | 1098 |
43.7%
|
|
| 2 | 401 |
15.9%
|
|
| 3 | 96 |
3.8%
|
|
| 4 | 37 |
1.5%
|
|
| 5 | 13 |
0.5%
|
|
| 6 | 3 |
0.1%
|
|
| 7 | 2 |
0.1%
|
|
| Sysmiss | 624 |