| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
1.9%
|
|
| 1 | 1 |
0.1%
|
|
| 6 | 6 |
0.7%
|
|
| 7 | 590 |
65.4%
|
|
| 8 | 284 |
31.5%
|
|
| 9 | 3 |
0.3%
|
|
| 14 | 1 |
0.1%
|
|
| Sysmiss | 20 |