| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18848 |
98.4%
|
|
| 15 | 3 |
0%
|
|
| 30 | 295 |
1.5%
|
|
| 45 | 5 |
0%
|
|
| Sysmiss | 20454 |