| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 453 |
40.7%
|
| 2 | no | 350 |
31.4%
|
| 3 | no visit in the past 12 months | 293 |
26.3%
|
| 8 | don't know | 10 |
0.9%
|
| 9 | refused | 8 |
0.7%
|
| Sysmiss | 5205 |