| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
0.1%
|
|
| 1 | 2597 |
18.2%
|
|
| 2 | 6423 |
45%
|
|
| 3 | 2986 |
20.9%
|
|
| 4 | 1446 |
10.1%
|
|
| 5 | 515 |
3.6%
|
|
| 6 | 198 |
1.4%
|
|
| 7 | 76 |
0.5%
|
|
| 8 | 13 |
0.1%
|
|
| Sysmiss | 22 |