| Value | Category | Cases | |
|---|---|---|---|
| 0 | 428 |
33.3%
|
|
| 1 | 255 |
19.8%
|
|
| 2 | 180 |
14%
|
|
| 3 | 149 |
11.6%
|
|
| 4 | 86 |
6.7%
|
|
| 5 | 67 |
5.2%
|
|
| 6 | 61 |
4.7%
|
|
| 7 | 33 |
2.6%
|
|
| 8 | 14 |
1.1%
|
|
| 9 | 12 |
0.9%
|
|
| Sysmiss | 8 |