| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.1%
|
|
| 1 | Yes | 1318 |
65.2%
|
| 2 | No | 701 |
34.7%
|
| 9 | 1 |
0%
|
|
| Sysmiss | 2395 |