| Variable | % |
| Gender Males Females | 41.1 58.9 |
| Age | 53.2 (mean) |
| Education level | |
| 1 (lowest) 2 3 4 5 (highest) Health status | 10.6 45.5 20.9 15.0 7.1 |
| Very poor Poor Reasonable Good | 0.4 7.7 34.7 48.8 |
| Very good | 7.7 |