| Value | Category | Cases | |
|---|---|---|---|
| 0 | 00 | 27407 |
68.7%
|
| 15 | 15 | 519 |
1.3%
|
| 30 | 30 | 10581 |
26.5%
|
| 45 | 45 | 1407 |
3.5%
|
| Sysmiss | 2506 |