| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2546 |
37.9%
|
|
| 1 | 1754 |
26.1%
|
|
| 2 | 1450 |
21.6%
|
|
| 3 | 663 |
9.9%
|
|
| 4 | 243 |
3.6%
|
|
| 5 | 44 |
0.7%
|
|
| 6 | 9 |
0.1%
|
|
| Sysmiss | 6917 |