| Value | Category | Cases | |
|---|---|---|---|
| 0 | 63 |
94%
|
|
| 3 | 1 |
1.5%
|
|
| 10 | 1 |
1.5%
|
|
| 12 | 1 |
1.5%
|
|
| 18 | 1 |
1.5%
|
|
| Sysmiss | 7 |