Frequencies for first 10,000 rows of wtgain variable in natl1990 dataset : Weight Gain | Freq. Percent Cum. ------------+----------------------------------- 0 | 90 0.90 0.90 1 | 3 0.03 0.93 2 | 19 0.19 1.12 3 | 14 0.14 1.26 4 | 24 0.24 1.50 5 | 37 0.37 1.87 6 | 37 0.37 2.24 7 | 38 0.38 2.62 8 | 34 0.34 2.96 9 | 25 0.25 3.21 10 | 162 1.62 4.83 11 | 51 0.51 5.34 12 | 88 0.88 6.22 13 | 56 0.56 6.78 14 | 95 0.95 7.73 15 | 259 2.59 10.32 16 | 105 1.05 11.37 17 | 96 0.96 12.33 18 | 153 1.53 13.86 19 | 100 1.00 14.86 20 | 653 6.53 21.39 21 | 134 1.34 22.73 22 | 215 2.15 24.88 23 | 206 2.06 26.94 24 | 205 2.05 28.99 25 | 665 6.65 35.64 26 | 213 2.13 37.77 27 | 226 2.26 40.03 28 | 289 2.89 42.92 29 | 136 1.36 44.28 30 | 948 9.48 53.76 31 | 150 1.50 55.26 32 | 249 2.49 57.75 33 | 210 2.10 59.85 34 | 146 1.46 61.31 35 | 530 5.30 66.61 36 | 135 1.35 67.96 37 | 144 1.44 69.40 38 | 151 1.51 70.91 39 | 80 0.80 71.71 40 | 583 5.83 77.54 41 | 68 0.68 78.22 42 | 98 0.98 79.20 43 | 87 0.87 80.07 44 | 59 0.59 80.66 45 | 196 1.96 82.62 46 | 64 0.64 83.26 47 | 59 0.59 83.85 48 | 49 0.49 84.34 49 | 28 0.28 84.62 50 | 249 2.49 87.11 51 | 25 0.25 87.36 52 | 30 0.30 87.66 53 | 28 0.28 87.94 54 | 21 0.21 88.15 55 | 56 0.56 88.71 56 | 15 0.15 88.86 57 | 11 0.11 88.97 58 | 15 0.15 89.12 59 | 9 0.09 89.21 60 | 74 0.74 89.95 61 | 3 0.03 89.98 62 | 5 0.05 90.03 63 | 5 0.05 90.08 64 | 6 0.06 90.14 65 | 20 0.20 90.34 66 | 9 0.09 90.43 67 | 6 0.06 90.49 68 | 10 0.10 90.59 69 | 4 0.04 90.63 70 | 30 0.30 90.93 71 | 4 0.04 90.97 73 | 2 0.02 90.99 75 | 4 0.04 91.03 76 | 1 0.01 91.04 78 | 2 0.02 91.06 80 | 4 0.04 91.10 82 | 1 0.01 91.11 83 | 1 0.01 91.12 84 | 1 0.01 91.13 85 | 2 0.02 91.15 87 | 1 0.01 91.16 90 | 3 0.03 91.19 98 | 4 0.04 91.23 99 | 877 8.77 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016