Frequencies for first 10,000 rows of proc12d variable in nhamcsopd2009 dataset : procedure 1 | - 2 digit | Freq. Percent Cum. ------------+----------------------------------- -9 | 6,773 67.73 67.73 00 | 1 0.01 67.74 02 | 2 0.02 67.76 03 | 23 0.23 67.99 04 | 5 0.05 68.04 06 | 9 0.09 68.13 08 | 1 0.01 68.14 11 | 1 0.01 68.15 12 | 1 0.01 68.16 13 | 1 0.01 68.17 16 | 1 0.01 68.18 17 | 3 0.03 68.21 18 | 9 0.09 68.30 19 | 1 0.01 68.31 20 | 3 0.03 68.34 21 | 1 0.01 68.35 22 | 3 0.03 68.38 23 | 2 0.02 68.40 25 | 2 0.02 68.42 26 | 1 0.01 68.43 27 | 1 0.01 68.44 28 | 7 0.07 68.51 31 | 4 0.04 68.55 33 | 3 0.03 68.58 34 | 2 0.02 68.60 35 | 1 0.01 68.61 37 | 11 0.11 68.72 38 | 7 0.07 68.79 39 | 6 0.06 68.85 40 | 1 0.01 68.86 41 | 5 0.05 68.91 42 | 7 0.07 68.98 44 | 4 0.04 69.02 45 | 156 1.56 70.58 46 | 1 0.01 70.59 47 | 2 0.02 70.61 48 | 2 0.02 70.63 49 | 6 0.06 70.69 50 | 4 0.04 70.73 51 | 9 0.09 70.82 53 | 16 0.16 70.98 54 | 8 0.08 71.06 55 | 2 0.02 71.08 56 | 2 0.02 71.10 57 | 22 0.22 71.32 58 | 1 0.01 71.33 59 | 1 0.01 71.34 60 | 10 0.10 71.44 62 | 1 0.01 71.45 63 | 1 0.01 71.46 64 | 7 0.07 71.53 65 | 1 0.01 71.54 66 | 3 0.03 71.57 67 | 15 0.15 71.72 68 | 25 0.25 71.97 69 | 16 0.16 72.13 70 | 21 0.21 72.34 71 | 3 0.03 72.37 73 | 3 0.03 72.40 74 | 1 0.01 72.41 75 | 92 0.92 73.33 77 | 4 0.04 73.37 78 | 6 0.06 73.43 79 | 4 0.04 73.47 80 | 12 0.12 73.59 81 | 17 0.17 73.76 82 | 2 0.02 73.78 83 | 7 0.07 73.85 84 | 3 0.03 73.88 85 | 31 0.31 74.19 86 | 155 1.55 75.74 87 | 28 0.28 76.02 88 | 31 0.31 76.33 89 | 1,392 13.92 90.25 90 | 90 0.90 91.15 91 | 158 1.58 92.73 92 | 8 0.08 92.81 93 | 293 2.93 95.74 94 | 28 0.28 96.02 95 | 150 1.50 97.52 96 | 11 0.11 97.63 97 | 40 0.40 98.03 98 | 2 0.02 98.05 99 | 195 1.95 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016