National tables: studies, age and sex. Percentages Persons 18 to 49 years by sex, age group, studies and specific taking of HIV/AIDS test Units: percentages Total Sometime Never Both sexes Total Total 100.00 21.40 78.60 Lower than secondary education 100.00 17.22 82.78 Secondary education 100.00 21.73 78.27 University 100.00 28.94 71.06 From 18 to 29 years of age Total 100.00 13.85 86.15 Lower than secondary education 100.00 14.26 85.74 Secondary education 100.00 12.40 87.60 University 100.00 16.52 83.48 From 30 to 39 years of age Total 100.00 31.50 68.50 Lower than secondary education 100.00 24.64 75.36 Secondary education 100.00 35.02 64.98 University 100.00 38.27 61.73 From 40 to 49 years of age Total 100.00 19.24 80.76 Lower than secondary education 100.00 12.64 87.36 Secondary education 100.00 21.90 78.10 University 100.00 31.57 68.43 Males Total Total 100.00 18.59 81.41 Lower than secondary education 100.00 15.74 84.26 Secondary education 100.00 19.49 80.51 University 100.00 23.37 76.63 From 18 to 29 years of age Total 100.00 13.24 86.76 Lower than secondary education 100.00 12.47 87.53 Secondary education 100.00 12.95 87.05 University 100.00 16.08 83.92 From 30 to 39 years of age Total 100.00 24.88 75.12 Lower than secondary education 100.00 21.08 78.92 Secondary education 100.00 27.49 72.51 University 100.00 28.39 71.61 From 40 to 49 years of age Total 100.00 18.06 81.94 Lower than secondary education 100.00 13.41 86.59 Secondary education 100.00 20.93 79.07 University 100.00 24.54 75.46 Females Total Total 100.00 24.30 75.70 Lower than secondary education 100.00 18.89 81.11 Secondary education 100.00 24.18 75.82 University 100.00 33.33 66.67 From 18 to 29 years of age Total 100.00 14.48 85.52 Lower than secondary education 100.00 16.72 83.28 Secondary education 100.00 11.83 88.17 University 100.00 16.81 83.19 From 30 to 39 years of age Total 100.00 38.37 61.63 Lower than secondary education 100.00 28.76 71.24 Secondary education 100.00 43.34 56.66 University 100.00 45.99 54.01 From 40 to 49 years of age Total 100.00 20.42 79.58 Lower than secondary education 100.00 11.93 88.07 Secondary education 100.00 23.01 76.99 University 100.00 38.52 61.48 Notes: 1) Only includes the specific HIV/AIDS tests Data corresponding to cells with less than 45,000 persons must be used with caution, because they may be affected by high sample errors. Source: National Statistics Institute