| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | missing | 0 |
0%
|
| 1 | 1 |
25%
|
|
| 15 | 1 |
25%
|
|
| 25 | 1 |
25%
|
|
| 30 | 1 |
25%
|
|
| Sysmiss | 2161 |