| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | 6 |
0.2%
|
|
| 1 | THEN | 2055 |
76.1%
|
| 2 | LATER | 425 |
15.7%
|
| 3 | NOT AT ALL | 213 |
7.9%
|
| Sysmiss | 55803 |