Sex Age Average number Total BOTH SEXES Total Average 17.19 BOTH SEXES Total Standard deviation 4.55 BOTH SEXES 15 to 24 years old Average 15.57 BOTH SEXES 15 to 24 years old Standard deviation 2.10 BOTH SEXES 25 to 34 years old Average 16.61 BOTH SEXES 25 to 34 years old Standard deviation 2.94 BOTH SEXES 35 to 44 years old Average 17.23 BOTH SEXES 35 to 44 years old Standard deviation 3.66 BOTH SEXES 45 to 54 years old Average 17.59 BOTH SEXES 45 to 54 years old Standard deviation 4.88 BOTH SEXES 55 to 64 years old Average 18.30 BOTH SEXES 55 to 64 years old Standard deviation 6.21 BOTH SEXES 65 to 74 years old Average 18.62 BOTH SEXES 65 to 74 years old Standard deviation 8.52 BOTH SEXES 75 years old and over Average 18.60 BOTH SEXES 75 years old and over Standard deviation 8.98 MALES Total Average 16.67 MALES Total Standard deviation 3.87 MALES 15 to 24 years old Average 15.38 MALES 15 to 24 years old Standard deviation 2.21 MALES 25 to 34 years old Average 16.53 MALES 25 to 34 years old Standard deviation 2.83 MALES 35 to 44 years old Average 17.07 MALES 35 to 44 years old Standard deviation 3.60 MALES 45 to 54 years old Average 16.84 MALES 45 to 54 years old Standard deviation 3.92 MALES 55 to 64 years old Average 16.90 MALES 55 to 64 years old Standard deviation 5.02 MALES 65 to 74 years old Average 16.26 MALES 65 to 74 years old Standard deviation 5.36 MALES 75 years old and over Average 17.32 MALES 75 years old and over Standard deviation 7.30 FEMALES Total Average 17.87 FEMALES Total Standard deviation 5.21 FEMALES 15 to 24 years old Average 15.77 FEMALES 15 to 24 years old Standard deviation 1.95 FEMALES 25 to 34 years old Average 16.71 FEMALES 25 to 34 years old Standard deviation 3.07 FEMALES 35 to 44 years old Average 17.42 FEMALES 35 to 44 years old Standard deviation 3.73 FEMALES 45 to 54 years old Average 18.44 FEMALES 45 to 54 years old Standard deviation 5.66 FEMALES 55 to 64 years old Average 20.48 FEMALES 55 to 64 years old Standard deviation 7.18 FEMALES 65 to 74 years old Average 25.80 FEMALES 65 to 74 years old Standard deviation 11.74 FEMALES 75 years old and over Average . FEMALES 75 years old and over Standard deviation .