Frequencies for first 10,000 rows of amb12d variable in nhamcsopd2003 dataset : surgical | procedure | #1 - 2 | digit | Freq. Percent Cum. ------------+----------------------------------- 00 | 8,748 87.48 87.48 01 | 3 0.03 87.51 02 | 4 0.04 87.55 03 | 154 1.54 89.09 04 | 28 0.28 89.37 05 | 2 0.02 89.39 06 | 12 0.12 89.51 07 | 1 0.01 89.52 08 | 6 0.06 89.58 12 | 3 0.03 89.61 13 | 23 0.23 89.84 14 | 2 0.02 89.86 15 | 1 0.01 89.87 16 | 1 0.01 89.88 18 | 5 0.05 89.93 20 | 18 0.18 90.11 21 | 18 0.18 90.29 22 | 2 0.02 90.31 23 | 11 0.11 90.42 24 | 1 0.01 90.43 25 | 2 0.02 90.45 27 | 12 0.12 90.57 28 | 15 0.15 90.72 31 | 3 0.03 90.75 32 | 1 0.01 90.76 33 | 1 0.01 90.77 34 | 1 0.01 90.78 36 | 1 0.01 90.79 37 | 7 0.07 90.86 38 | 37 0.37 91.23 39 | 7 0.07 91.30 40 | 7 0.07 91.37 41 | 14 0.14 91.51 42 | 5 0.05 91.56 44 | 3 0.03 91.59 45 | 20 0.20 91.79 46 | 1 0.01 91.80 47 | 1 0.01 91.81 48 | 3 0.03 91.84 49 | 9 0.09 91.93 50 | 2 0.02 91.95 51 | 6 0.06 92.01 53 | 31 0.31 92.32 54 | 18 0.18 92.50 55 | 1 0.01 92.51 56 | 11 0.11 92.62 57 | 8 0.08 92.70 59 | 3 0.03 92.73 60 | 1 0.01 92.74 61 | 2 0.02 92.76 62 | 4 0.04 92.80 63 | 6 0.06 92.86 64 | 5 0.05 92.91 65 | 6 0.06 92.97 66 | 8 0.08 93.05 67 | 17 0.17 93.22 68 | 24 0.24 93.46 69 | 28 0.28 93.74 70 | 6 0.06 93.80 71 | 2 0.02 93.82 73 | 9 0.09 93.91 74 | 9 0.09 94.00 75 | 2 0.02 94.02 76 | 1 0.01 94.03 77 | 6 0.06 94.09 78 | 5 0.05 94.14 79 | 15 0.15 94.29 80 | 30 0.30 94.59 81 | 42 0.42 95.01 82 | 6 0.06 95.07 83 | 12 0.12 95.19 84 | 1 0.01 95.20 85 | 44 0.44 95.64 86 | 163 1.63 97.27 87 | 5 0.05 97.32 88 | 1 0.01 97.33 89 | 7 0.07 97.40 91 | 2 0.02 97.42 93 | 58 0.58 98.00 96 | 7 0.07 98.07 97 | 32 0.32 98.39 98 | 9 0.09 98.48 99 | 152 1.52 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016