Body Mass Index Body Mass Index of the child population, by sex and nationality. Population aged 2 to 17 years old Units: percentages ,Total,Normal or insufficient weight,Overweight,Obesity, BOTH SEXES, Total,100.00,72.39,18.67,8.94, Spanish,100.00,73.06,18.43,8.51, Foreign,100.00,65.05,21.39,13.56, No data recorded,100.00,72.77,17.59,9.64, MALES, Total,100.00,70.68,20.19,9.13, Spanish,100.00,71.45,19.76,8.79, Foreign,100.00,62.65,24.54,12.81, No data recorded,100.00,74.95,19.34,5.70, FEMALES, Total,100.00,74.17,17.09,8.74, Spanish,100.00,74.74,17.05,8.22, Foreign,100.00,67.88,17.69,14.44, No data recorded,100.00,69.90,15.29,14.81, Notes: 1) Body Mass Index = [WEIGHT(kg) / HEIGHT(m) squared] The symbol '.' shall be deemed as data which cannot be provided since it may be affected by sampling errors. The symbol '..' shall be deemed as data which is not collected. The symbol '...' shall be deemed as an 'error of division by zero'. Source: Ministry of Health and Consumption and INE