| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.4%
|
|
| 1 | Yes | 61 |
12.4%
|
| 2 | No | 262 |
53.4%
|
| 3 | 166 |
33.8%
|
|
| Sysmiss | 1557 |