| Value | Category | Cases | |
|---|---|---|---|
| 10 | 1 |
0.5%
|
|
| 15 | 1 |
0.5%
|
|
| 20 | 188 |
95.4%
|
|
| 30 | 5 |
2.5%
|
|
| 35 | 2 |
1%
|
|
| Sysmiss | 3 |