| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.2%
|
|
| 1 | 3 |
0.5%
|
|
| 2 | 29 |
4.6%
|
|
| 3 | 39 |
6.3%
|
|
| 4 | 25 |
4%
|
|
| 5 | 33 |
5.3%
|
|
| 6 | 27 |
4.3%
|
|
| 7 | 467 |
74.8%
|
|
| Sysmiss | 23 |