| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2252 |
47.6%
|
|
| 1 | 1342 |
28.4%
|
|
| 2 | 214 |
4.5%
|
|
| 3 | 168 |
3.6%
|
|
| 4 | 432 |
9.1%
|
|
| 5 | 109 |
2.3%
|
|
| 6 | 146 |
3.1%
|
|
| 7 | 34 |
0.7%
|
|
| 999 | 33 |
0.7%
|
|
| Sysmiss | 99 |