Frequencies for first 10,000 rows of age variable in demo2005q1 dataset : Numeric | value of | patient's | age at | event | Freq. Percent Cum. ------------+----------------------------------- 0 | 9 0.09 0.09 1 | 21 0.21 0.30 2 | 16 0.16 0.46 2.5 | 1 0.01 0.47 3 | 14 0.14 0.61 4 | 21 0.21 0.82 5 | 9 0.09 0.91 6 | 24 0.24 1.15 7 | 23 0.23 1.38 8 | 22 0.22 1.60 9 | 14 0.14 1.74 10 | 23 0.23 1.97 11 | 13 0.13 2.10 12 | 25 0.25 2.35 13 | 18 0.18 2.53 14 | 29 0.29 2.82 15 | 34 0.34 3.16 16 | 49 0.49 3.65 17 | 49 0.49 4.14 18 | 45 0.45 4.59 19 | 39 0.39 4.98 20 | 53 0.53 5.51 21 | 56 0.56 6.07 22 | 59 0.59 6.66 23 | 74 0.74 7.40 24 | 66 0.66 8.06 25 | 82 0.82 8.88 26 | 72 0.72 9.60 27 | 70 0.70 10.30 28 | 85 0.85 11.15 29 | 76 0.76 11.91 30 | 90 0.90 12.81 31 | 64 0.64 13.45 32 | 59 0.59 14.04 33 | 61 0.61 14.65 34 | 67 0.67 15.32 35 | 93 0.93 16.25 36 | 83 0.83 17.08 37 | 89 0.89 17.97 38 | 76 0.76 18.73 39 | 78 0.78 19.51 40 | 95 0.95 20.46 41 | 82 0.82 21.28 42 | 110 1.10 22.38 43 | 93 0.93 23.31 44 | 106 1.06 24.37 45 | 108 1.08 25.45 46 | 82 0.82 26.27 47 | 116 1.16 27.43 48 | 98 0.98 28.41 49 | 104 1.04 29.45 50 | 128 1.28 30.73 51 | 104 1.04 31.77 52 | 130 1.30 33.07 53 | 134 1.34 34.41 54 | 137 1.37 35.78 54.75 | 1 0.01 35.79 55 | 165 1.65 37.44 56 | 168 1.68 39.12 57 | 159 1.59 40.71 58 | 126 1.26 41.97 59 | 101 1.01 42.98 60 | 134 1.34 44.32 61 | 136 1.36 45.68 62 | 132 1.32 47.00 63 | 116 1.16 48.16 64 | 99 0.99 49.15 65 | 122 1.22 50.37 66 | 139 1.39 51.76 67 | 103 1.03 52.79 68 | 106 1.06 53.85 69 | 117 1.17 55.02 70 | 117 1.17 56.19 71 | 121 1.21 57.40 72 | 138 1.38 58.78 73 | 117 1.17 59.95 74 | 128 1.28 61.23 75 | 100 1.00 62.23 76 | 104 1.04 63.27 77 | 84 0.84 64.11 78 | 84 0.84 64.95 79 | 78 0.78 65.73 80 | 87 0.87 66.60 81 | 71 0.71 67.31 82 | 63 0.63 67.94 83 | 69 0.69 68.63 84 | 43 0.43 69.06 85 | 49 0.49 69.55 86 | 31 0.31 69.86 87 | 30 0.30 70.16 88 | 21 0.21 70.37 89 | 22 0.22 70.59 90 | 23 0.23 70.82 91 | 13 0.13 70.95 92 | 12 0.12 71.07 93 | 3 0.03 71.10 94 | 7 0.07 71.17 95 | 8 0.08 71.25 97 | 6 0.06 71.31 98 | 2 0.02 71.33 101 | 1 0.01 71.34 276 | 1 0.01 71.35 688 | 1 0.01 71.36 11016 | 1 0.01 71.37 13739 | 1 0.01 71.38 19484 | 1 0.01 71.39 20076 | 1 0.01 71.40 25046 | 1 0.01 71.41 27624 | 1 0.01 71.42 . | 2,858 28.58 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Dec 2015