| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2753 |
41.2%
|
|
| 1 | 1435 |
21.5%
|
|
| 2 | 1412 |
21.1%
|
|
| 3 | 715 |
10.7%
|
|
| 4 | 314 |
4.7%
|
|
| 5 | 53 |
0.8%
|
|
| 6 | 6 |
0.1%
|
|
| Sysmiss | 6811 |