Frequencies for est72011sex0_medage variable in pepsyasex2013 dataset : Population | Estimate | (as of July | 1) - 2011 - | Both Sexes; | Total - | Median age | (year | Freq. Percent Cum. ------------+----------------------------------- 29.6 | 1 1.89 1.89 33.8 | 3 5.66 7.55 34.9 | 1 1.89 9.43 35.4 | 1 1.89 11.32 35.5 | 1 1.89 13.21 36 | 2 3.77 16.98 36.2 | 3 5.66 22.64 36.3 | 2 3.77 26.42 36.5 | 1 1.89 28.30 36.7 | 2 3.77 32.08 36.8 | 2 3.77 35.85 36.9 | 1 1.89 37.74 37.1 | 1 1.89 39.62 37.3 | 2 3.77 43.40 37.5 | 4 7.55 50.94 37.7 | 1 1.89 52.83 38 | 1 1.89 54.72 38.1 | 4 7.55 62.26 38.2 | 2 3.77 66.04 38.3 | 1 1.89 67.92 38.4 | 1 1.89 69.81 38.6 | 1 1.89 71.70 38.7 | 1 1.89 73.58 39 | 1 1.89 75.47 39.1 | 2 3.77 79.25 39.2 | 2 3.77 83.02 39.6 | 1 1.89 84.91 39.9 | 1 1.89 86.79 40.2 | 1 1.89 88.68 40.4 | 1 1.89 90.57 41.1 | 1 1.89 92.45 41.5 | 1 1.89 94.34 41.6 | 1 1.89 96.23 41.9 | 1 1.89 98.11 43.2 | 1 1.89 100.00 ------------+----------------------------------- Total | 53 100.00 by Jean Roth , jroth@nber.org , 5 Jan 2016