| Items | Frequency | % |
| Gender |
|
|
| Male | 82 | 63.1 |
| Female | 48 | 36.9 |
| Age |
|
|
| 18 - 35 years | 71 | 54.6 |
| 36 - 45 years | 51 | 39.2 |
| 46 - 60 years | 7 | 5.4 |
| >60 years | 1 | 0.8 |
| Annual family income |
|
|
| >42.000 $ | 26 | 20 |
| 24.500 - 42.000 $ | 12 | 9.2 |
| 17.500 - 24.500 $ | 16 | 12.3 |
| 10.500 - 17.500 $ | 28 | 21.5 |
| <10.500 $ | 48 | 36.9 |
| Educational Level |
|
|
| Elementary School | 6 | 4.6 |
| Bachelor’s Degree | 75 | 57.7 |
| Post-graduate | 49 | 37.7 |
| Country region |
|
|
| North | 46 | 35.4 |
| South | 84 | 64.6 |