| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. No | 366 |
39.2%
|
| 1 | 1. Yes | 225 |
24.1%
|
| 2 | 338 |
36.2%
|
|
| 4 | 2 |
0.2%
|
|
| 6 | 3 |
0.3%
|
|
| Sysmiss | 977 |