| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.3%
|
|
| 2 | 3 |
0.5%
|
|
| 3 | 5 |
0.8%
|
|
| 4 | 9 |
1.5%
|
|
| 5 | 15 |
2.5%
|
|
| 6 | 20 |
3.3%
|
|
| 7 | 56 |
9.2%
|
|
| 8 | 317 |
52.1%
|
|
| 9 | 181 |
29.8%
|
|
| Sysmiss | 905 |