| Value | Category | Cases | |
|---|---|---|---|
| 0 | 162 |
10%
|
|
| 1 | 378 |
23.3%
|
|
| 2 | 356 |
21.9%
|
|
| 3 | 430 |
26.5%
|
|
| 4 | 115 |
7.1%
|
|
| 5 | 69 |
4.3%
|
|
| 6 | 40 |
2.5%
|
|
| 7 | 72 |
4.4%
|
|
| Sysmiss | 9 |