| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
1.8%
|
|
| 1 | 15 |
26.8%
|
|
| 2 | 13 |
23.2%
|
|
| 3 | 8 |
14.3%
|
|
| 4 | 1 |
1.8%
|
|
| 5 | 5 |
8.9%
|
|
| 6 | 2 |
3.6%
|
|
| 7 | 3 |
5.4%
|
|
| 11 | 2 |
3.6%
|
|
| 13 | 1 |
1.8%
|
|
| 14 | 1 |
1.8%
|
|
| 15 | 1 |
1.8%
|
|
| 18 | 1 |
1.8%
|
|
| 20 | 2 |
3.6%
|
|
| Sysmiss | 602 |