Frequencies for first 10,000 rows of dbirwt variable in natl1982 dataset : Birthweight | Freq. Percent Cum. ------------+----------------------------------- 255 | 1 0.01 0.01 340 | 3 0.03 0.04 397 | 2 0.02 0.06 425 | 1 0.01 0.07 454 | 3 0.03 0.10 482 | 2 0.02 0.12 539 | 2 0.02 0.14 567 | 2 0.02 0.16 595 | 1 0.01 0.17 624 | 1 0.01 0.18 652 | 1 0.01 0.19 680 | 3 0.03 0.22 709 | 3 0.03 0.25 737 | 4 0.04 0.29 765 | 3 0.03 0.32 794 | 2 0.02 0.34 822 | 2 0.02 0.36 851 | 2 0.02 0.38 879 | 1 0.01 0.39 907 | 3 0.03 0.42 936 | 2 0.02 0.44 964 | 6 0.06 0.50 992 | 4 0.04 0.54 1021 | 5 0.05 0.59 1049 | 1 0.01 0.60 1077 | 2 0.02 0.62 1134 | 5 0.05 0.67 1162 | 2 0.02 0.69 1191 | 2 0.02 0.71 1219 | 6 0.06 0.77 1247 | 5 0.05 0.82 1276 | 6 0.06 0.88 1304 | 4 0.04 0.92 1332 | 5 0.05 0.97 1361 | 5 0.05 1.02 1389 | 1 0.01 1.03 1418 | 3 0.03 1.06 1446 | 1 0.01 1.07 1474 | 4 0.04 1.11 1503 | 4 0.04 1.15 1531 | 2 0.02 1.17 1559 | 2 0.02 1.19 1588 | 6 0.06 1.25 1616 | 4 0.04 1.29 1644 | 6 0.06 1.35 1673 | 6 0.06 1.41 1701 | 6 0.06 1.47 1729 | 4 0.04 1.51 1758 | 7 0.07 1.58 1786 | 7 0.07 1.65 1814 | 11 0.11 1.76 1843 | 5 0.05 1.81 1871 | 10 0.10 1.91 1899 | 8 0.08 1.99 1928 | 13 0.13 2.12 1956 | 14 0.14 2.26 1985 | 11 0.11 2.37 2013 | 13 0.13 2.50 2041 | 18 0.18 2.68 2070 | 13 0.13 2.81 2098 | 12 0.12 2.93 2126 | 19 0.19 3.12 2155 | 25 0.25 3.37 2183 | 21 0.21 3.58 2211 | 16 0.16 3.74 2240 | 19 0.19 3.93 2268 | 19 0.19 4.12 2296 | 16 0.16 4.28 2325 | 30 0.30 4.58 2353 | 32 0.32 4.90 2381 | 36 0.36 5.26 2410 | 36 0.36 5.62 2438 | 39 0.39 6.01 2466 | 37 0.37 6.38 2495 | 47 0.47 6.85 2523 | 54 0.54 7.39 2552 | 65 0.65 8.04 2580 | 61 0.61 8.65 2608 | 63 0.63 9.28 2637 | 70 0.70 9.98 2665 | 73 0.73 10.71 2693 | 101 1.01 11.72 2722 | 103 1.03 12.75 2750 | 96 0.96 13.71 2778 | 104 1.04 14.75 2807 | 101 1.01 15.76 2835 | 130 1.30 17.06 2863 | 118 1.18 18.24 2892 | 150 1.50 19.74 2920 | 172 1.72 21.46 2948 | 182 1.82 23.28 2977 | 160 1.60 24.88 3005 | 173 1.73 26.61 3033 | 189 1.89 28.50 3062 | 181 1.81 30.31 3090 | 175 1.75 32.06 3119 | 178 1.78 33.84 3147 | 175 1.75 35.59 3175 | 206 2.06 37.65 3204 | 171 1.71 39.36 3232 | 212 2.12 41.48 3260 | 214 2.14 43.62 3289 | 247 2.47 46.09 3317 | 212 2.12 48.21 3345 | 213 2.13 50.34 3374 | 234 2.34 52.68 3402 | 246 2.46 55.14 3430 | 203 2.03 57.17 3459 | 206 2.06 59.23 3487 | 205 2.05 61.28 3515 | 226 2.26 63.54 3544 | 188 1.88 65.42 3572 | 192 1.92 67.34 3600 | 166 1.66 69.00 3629 | 208 2.08 71.08 3657 | 136 1.36 72.44 3686 | 186 1.86 74.30 3714 | 194 1.94 76.24 3742 | 182 1.82 78.06 3771 | 131 1.31 79.37 3799 | 155 1.55 80.92 3827 | 106 1.06 81.98 3856 | 150 1.50 83.48 3884 | 119 1.19 84.67 3912 | 127 1.27 85.94 3941 | 114 1.14 87.08 3969 | 114 1.14 88.22 3997 | 92 0.92 89.14 4026 | 67 0.67 89.81 4054 | 81 0.81 90.62 4082 | 97 0.97 91.59 4111 | 60 0.60 92.19 4139 | 64 0.64 92.83 4167 | 63 0.63 93.46 4196 | 54 0.54 94.00 4224 | 51 0.51 94.51 4253 | 54 0.54 95.05 4281 | 51 0.51 95.56 4309 | 40 0.40 95.96 4338 | 42 0.42 96.38 4366 | 23 0.23 96.61 4394 | 34 0.34 96.95 4423 | 26 0.26 97.21 4451 | 35 0.35 97.56 4479 | 22 0.22 97.78 4508 | 17 0.17 97.95 4536 | 23 0.23 98.18 4564 | 11 0.11 98.29 4593 | 14 0.14 98.43 4621 | 13 0.13 98.56 4649 | 18 0.18 98.74 4678 | 11 0.11 98.85 4706 | 11 0.11 98.96 4734 | 8 0.08 99.04 4763 | 8 0.08 99.12 4791 | 10 0.10 99.22 4820 | 11 0.11 99.33 4848 | 6 0.06 99.39 4876 | 5 0.05 99.44 4905 | 6 0.06 99.50 4933 | 5 0.05 99.55 4961 | 3 0.03 99.58 4990 | 2 0.02 99.60 5018 | 2 0.02 99.62 5046 | 6 0.06 99.68 5075 | 3 0.03 99.71 5103 | 1 0.01 99.72 5131 | 5 0.05 99.77 5188 | 2 0.02 99.79 5245 | 2 0.02 99.81 5273 | 2 0.02 99.83 5330 | 2 0.02 99.85 5358 | 1 0.01 99.86 5415 | 1 0.01 99.87 5613 | 1 0.01 99.88 5670 | 1 0.01 99.89 5840 | 1 0.01 99.90 9999 | 10 0.10 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016