Frequencies for first 10,000 rows of age variable in demo2012q2 dataset : Numeric | value of | patient's | age at | event | Freq. Percent Cum. ------------+----------------------------------- -1 | 3 0.03 0.03 0 | 30 0.30 0.33 .93 | 1 0.01 0.34 1 | 7 0.07 0.41 1.57 | 1 0.01 0.42 2 | 14 0.14 0.56 3 | 19 0.19 0.75 4 | 17 0.17 0.92 5 | 10 0.10 1.02 6 | 16 0.16 1.18 7 | 9 0.09 1.27 8 | 20 0.20 1.47 9 | 27 0.27 1.74 9.73 | 1 0.01 1.75 10 | 22 0.22 1.97 11 | 12 0.12 2.09 12 | 18 0.18 2.27 13 | 16 0.16 2.43 14 | 12 0.12 2.55 15 | 21 0.21 2.76 16 | 31 0.31 3.07 17 | 35 0.35 3.42 18 | 32 0.32 3.74 19 | 50 0.50 4.24 20 | 24 0.24 4.48 21 | 37 0.37 4.85 22 | 42 0.42 5.27 23 | 59 0.59 5.86 24 | 44 0.44 6.30 25 | 47 0.47 6.77 26 | 46 0.46 7.23 27 | 35 0.35 7.58 28 | 76 0.76 8.34 29 | 52 0.52 8.86 30 | 54 0.54 9.40 31 | 57 0.57 9.97 32 | 68 0.68 10.65 33 | 62 0.62 11.27 34 | 65 0.65 11.92 35 | 55 0.55 12.47 36 | 78 0.78 13.25 37 | 67 0.67 13.92 38 | 72 0.72 14.64 39 | 82 0.82 15.46 40 | 95 0.95 16.41 41 | 82 0.82 17.23 42 | 84 0.84 18.07 43 | 91 0.91 18.98 44 | 99 0.99 19.97 45 | 84 0.84 20.81 46 | 90 0.90 21.71 47 | 109 1.09 22.80 48 | 106 1.06 23.86 49 | 125 1.25 25.11 50 | 132 1.32 26.43 51 | 140 1.40 27.83 52 | 130 1.30 29.13 53 | 153 1.53 30.66 54 | 124 1.24 31.90 55 | 147 1.47 33.37 56 | 151 1.51 34.88 57 | 161 1.61 36.49 58 | 161 1.61 38.10 59 | 132 1.32 39.42 60 | 171 1.71 41.13 61 | 126 1.26 42.39 62 | 138 1.38 43.77 63 | 157 1.57 45.34 64 | 150 1.50 46.84 65 | 136 1.36 48.20 66 | 116 1.16 49.36 67 | 120 1.20 50.56 68 | 112 1.12 51.68 69 | 111 1.11 52.79 70 | 142 1.42 54.21 71 | 108 1.08 55.29 72 | 101 1.01 56.30 73 | 104 1.04 57.34 74 | 89 0.89 58.23 75 | 109 1.09 59.32 76 | 81 0.81 60.13 77 | 78 0.78 60.91 78 | 86 0.86 61.77 79 | 66 0.66 62.43 80 | 73 0.73 63.16 81 | 66 0.66 63.82 82 | 61 0.61 64.43 83 | 48 0.48 64.91 84 | 40 0.40 65.31 85 | 31 0.31 65.62 86 | 32 0.32 65.94 87 | 21 0.21 66.15 88 | 30 0.30 66.45 89 | 20 0.20 66.65 90 | 19 0.19 66.84 91 | 13 0.13 66.97 92 | 17 0.17 67.14 93 | 5 0.05 67.19 94 | 2 0.02 67.21 95 | 3 0.03 67.24 96 | 2 0.02 67.26 97 | 1 0.01 67.27 99 | 1 0.01 67.28 100 | 1 0.01 67.29 101 | 1 0.01 67.30 559 | 1 0.01 67.31 7215 | 1 0.01 67.32 10665 | 1 0.01 67.33 11133 | 1 0.01 67.34 13255 | 1 0.01 67.35 18625 | 1 0.01 67.36 19902 | 1 0.01 67.37 20922 | 1 0.01 67.38 21334 | 1 0.01 67.39 21488 | 1 0.01 67.40 21931 | 1 0.01 67.41 22501 | 1 0.01 67.42 24071 | 1 0.01 67.43 24072 | 1 0.01 67.44 24226 | 1 0.01 67.45 25099 | 1 0.01 67.46 26510 | 1 0.01 67.47 27069 | 1 0.01 67.48 27401 | 1 0.01 67.49 27706 | 1 0.01 67.50 28129 | 1 0.01 67.51 31483 | 1 0.01 67.52 31686 | 1 0.01 67.53 . | 3,247 32.47 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Dec 2015