Sex Age Educational level Indicator Total Both sexes TOTAL TOTAL Average 3.69 Both sexes TOTAL TOTAL Standard deviation 14.09 Both sexes TOTAL Basic and inferior Average 3.77 Both sexes TOTAL Basic and inferior Standard deviation 14.06 Both sexes TOTAL Medium Average 3.77 Both sexes TOTAL Medium Standard deviation 10.22 Both sexes TOTAL Upper Average 3.42 Both sexes TOTAL Upper Standard deviation 16.94 Both sexes From 15 to 24 years old TOTAL Average 3.73 Both sexes From 15 to 24 years old TOTAL Standard deviation 9.70 Both sexes From 15 to 24 years old Basic and inferior Average 3.75 Both sexes From 15 to 24 years old Basic and inferior Standard deviation 10.54 Both sexes From 15 to 24 years old Medium Average . Both sexes From 15 to 24 years old Medium Standard deviation . Both sexes From 15 to 24 years old Upper Average . Both sexes From 15 to 24 years old Upper Standard deviation . Both sexes From 25 to 64 years old TOTAL Average 3.25 Both sexes From 25 to 64 years old TOTAL Standard deviation 13.01 Both sexes From 25 to 64 years old Basic and inferior Average 2.99 Both sexes From 25 to 64 years old Basic and inferior Standard deviation 10.44 Both sexes From 25 to 64 years old Medium Average 3.70 Both sexes From 25 to 64 years old Medium Standard deviation 10.61 Both sexes From 25 to 64 years old Upper Average 3.27 Both sexes From 25 to 64 years old Upper Standard deviation 17.56 Both sexes Aged 65 years old and over TOTAL Average 4.74 Both sexes Aged 65 years old and over TOTAL Standard deviation 17.35 Both sexes Aged 65 years old and over Basic and inferior Average 4.80 Both sexes Aged 65 years old and over Basic and inferior Standard deviation 18.14 Both sexes Aged 65 years old and over Medium Average 3.66 Both sexes Aged 65 years old and over Medium Standard deviation 6.35 Both sexes Aged 65 years old and over Upper Average 4.94 Both sexes Aged 65 years old and over Upper Standard deviation 15.01 Men TOTAL TOTAL Average 3.97 Men TOTAL TOTAL Standard deviation 13.31 Men TOTAL Basic and inferior Average 4.36 Men TOTAL Basic and inferior Standard deviation 15.85 Men TOTAL Medium Average 4.14 Men TOTAL Medium Standard deviation 8.56 Men TOTAL Upper Average 2.81 Men TOTAL Upper Standard deviation 8.14 Men From 15 to 24 years old TOTAL Average 7.16 Men From 15 to 24 years old TOTAL Standard deviation 14.49 Men From 15 to 24 years old Basic and inferior Average . Men From 15 to 24 years old Basic and inferior Standard deviation . Men From 15 to 24 years old Medium Average . Men From 15 to 24 years old Medium Standard deviation . Men From 15 to 24 years old Upper Average . Men From 15 to 24 years old Upper Standard deviation . Men From 25 to 64 years old TOTAL Average 3.26 Men From 25 to 64 years old TOTAL Standard deviation 10.57 Men From 25 to 64 years old Basic and inferior Average 3.78 Men From 25 to 64 years old Basic and inferior Standard deviation 13.75 Men From 25 to 64 years old Medium Average 3.13 Men From 25 to 64 years old Medium Standard deviation 6.41 Men From 25 to 64 years old Upper Average 2.36 Men From 25 to 64 years old Upper Standard deviation 5.17 Men Aged 65 years old and over TOTAL Average 4.79 Men Aged 65 years old and over TOTAL Standard deviation 17.87 Men Aged 65 years old and over Basic and inferior Average 4.87 Men Aged 65 years old and over Basic and inferior Standard deviation 19.10 Men Aged 65 years old and over Medium Average . Men Aged 65 years old and over Medium Standard deviation . Men Aged 65 years old and over Upper Average 4.21 Men Aged 65 years old and over Upper Standard deviation 14.59 Women TOTAL TOTAL Average 3.46 Women TOTAL TOTAL Standard deviation 14.70 Women TOTAL Basic and inferior Average 3.23 Women TOTAL Basic and inferior Standard deviation 12.16 Women TOTAL Medium Average 3.52 Women TOTAL Medium Standard deviation 11.17 Women TOTAL Upper Average 3.92 Women TOTAL Upper Standard deviation 21.58 Women From 15 to 24 years old TOTAL Average 1.42 Women From 15 to 24 years old TOTAL Standard deviation 1.68 Women From 15 to 24 years old Basic and inferior Average . Women From 15 to 24 years old Basic and inferior Standard deviation . Women From 15 to 24 years old Medium Average . Women From 15 to 24 years old Medium Standard deviation . Women From 15 to 24 years old Upper Average . Women From 15 to 24 years old Upper Standard deviation . Women From 25 to 64 years old TOTAL Average 3.25 Women From 25 to 64 years old TOTAL Standard deviation 14.76 Women From 25 to 64 years old Basic and inferior Average 2.16 Women From 25 to 64 years old Basic and inferior Standard deviation 5.01 Women From 25 to 64 years old Medium Average 4.11 Women From 25 to 64 years old Medium Standard deviation 12.84 Women From 25 to 64 years old Upper Average 3.90 Women From 25 to 64 years old Upper Standard deviation 22.40 Women Aged 65 years old and over TOTAL Average 4.70 Women Aged 65 years old and over TOTAL Standard deviation 16.88 Women Aged 65 years old and over Basic and inferior Average 4.74 Women Aged 65 years old and over Basic and inferior Standard deviation 17.40 Women Aged 65 years old and over Medium Average . Women Aged 65 years old and over Medium Standard deviation . Women Aged 65 years old and over Upper Average . Women Aged 65 years old and over Upper Standard deviation .