| Value | Category | Cases | |
|---|---|---|---|
| 0 | 610 |
14.5%
|
|
| 1 | 1169 |
27.8%
|
|
| 2 | 1007 |
23.9%
|
|
| 3 | 733 |
17.4%
|
|
| 4 | 419 |
10%
|
|
| 5 | 180 |
4.3%
|
|
| 6 | 67 |
1.6%
|
|
| 7 | 11 |
0.3%
|
|
| 8 | 8 |
0.2%
|
|
| 9 | 1 |
0%
|
|
| Sysmiss | 2006 |