| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.3%
|
|
| 1 | 4 |
0.4%
|
|
| 2 | 8 |
0.8%
|
|
| 3 | 16 |
1.5%
|
|
| 4 | 33 |
3.1%
|
|
| 5 | 71 |
6.8%
|
|
| 6 | 192 |
18.3%
|
|
| 7 | 724 |
68.9%
|
|
| Sysmiss | 1069 |