| Value | Category | 
|---|---|
| 1 | Low level of security (low income) | 
| 2 | Availability of below-average | 
| 3 | Medium Security (middle class) | 
| 4 | Availability of several above-average | 
| 5 | A sufficient level of security (relatively affluent) | 
| 6 | High level of security (rich, wealthy, elite) | 
| 7 | Hard to answer |