| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1973 |
99.6%
|
| 1 | Yes, first | 6 |
0.3%
|
| 2 | Yes, second | 1 |
0.1%
|
| 3 | Yes, third | 0 |
0%
|
| 4 | yes, fourth | 1 |
0.1%
|
| Sysmiss | 1285 |