| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
1.6%
|
|
| 1 | 7 |
0.9%
|
|
| 2 | 14 |
1.8%
|
|
| 3 | 56 |
7.3%
|
|
| 4 | 52 |
6.8%
|
|
| 5 | 49 |
6.4%
|
|
| 6 | 29 |
3.8%
|
|
| 7 | 547 |
71.4%
|
|
| Sysmiss | 2 |