| Value | Category | Cases | |
|---|---|---|---|
| 0 | 727 |
30.9%
|
|
| 1 | 573 |
24.4%
|
|
| 2 | 390 |
16.6%
|
|
| 3 | 273 |
11.6%
|
|
| 4 | 160 |
6.8%
|
|
| 5 | 97 |
4.1%
|
|
| 6 | 80 |
3.4%
|
|
| 7 | 32 |
1.4%
|
|
| 8 | 20 |
0.9%
|
|
| Sysmiss | 975 |