| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes, it is common | 1281 |
31.9%
|
| 2 | 2 No it is not common | 1807 |
45%
|
| 3 | 3 (DK) | 896 |
22.3%
|
| 4 | 4 (Refused) | 28 |
0.7%
|
| Sysmiss | 1095271 |