N 1,170
Males 43.1
Females 56.9
Age  
Mean age 47.3 yrs
Young/>65yrs ratio 1/1.63
Smoke  
Active 20.40%
Ex 21.00%
Never 58.60%
Educational level  
Degree 16.10%
Middle school 41.20%
High school 42.70%
Job  
Clerks 25.20%
Managers 16.60%
Housewives 15.40%
Retired 19.30%
Blue collars 10.40%
Students 9.20%
Unemplyed 3.90%
Regional distribution  
North 47.30%
Center 22.20%
South 30.50%
Table 2: The general profile of respondents.