| Value | Category | Cases | |
|---|---|---|---|
| 1 | FROM CARD | 156 |
4.9%
|
| 2 | FROM RECALL | 227 |
7.2%
|
| 8 | DK | 17 |
0.5%
|
| 9 | NO RESPONSE | 26 |
0.8%
|
| Sysmiss | 2731 |
86.5%
|