| Value | Category | 
|---|---|
| -9 | Don't Know | 
| -8 | Refused | 
| -5 | Not Applicable | 
| -3 | Missing | 
| 1 | None - Refused calling card | 
| 2 | Very little - they cut me short, said no thanks | 
| 3 | Some - Got to say I was doing an important survey | 
| 4 | A fair bit - got to show them the brochure, and spend a bit of time trying to talk them around | 
| 5 | Imputed Refusal | 
| Sysmiss |