| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
1.7%
|
|
| 2 | 1 |
1.7%
|
|
| 3 | 19 |
32.8%
|
|
| 4 | 16 |
27.6%
|
|
| 5 | 11 |
19%
|
|
| 6 | 6 |
10.3%
|
|
| 7 | 2 |
3.4%
|
|
| 8 | 1 |
1.7%
|
|
| 9 | 1 |
1.7%
|
|
| Sysmiss | 1893 |