| Value | Category | Cases | |
|---|---|---|---|
| 0 | 609 |
11.3%
|
|
| 1 | 1322 |
24.5%
|
|
| 2 | 1190 |
22.1%
|
|
| 3 | 833 |
15.5%
|
|
| 4 | 568 |
10.5%
|
|
| 5 | 776 |
14.4%
|
|
| 6 | 52 |
1%
|
|
| 9 | ND | 39 |
0.7%
|
| Sysmiss | 29843 |