Frequencies for first 10,000 rows of drug_seq variable in drug2016q4 dataset : Unique | number for | identifying | a drug for | a Case | Freq. Percent Cum. ------------+----------------------------------- 1 | 1,218 12.18 12.18 2 | 1,061 10.61 22.79 3 | 928 9.28 32.07 4 | 820 8.20 40.27 5 | 689 6.89 47.16 6 | 593 5.93 53.09 7 | 506 5.06 58.15 8 | 447 4.47 62.62 9 | 374 3.74 66.36 10 | 331 3.31 69.67 11 | 290 2.90 72.57 12 | 251 2.51 75.08 13 | 212 2.12 77.20 14 | 185 1.85 79.05 15 | 159 1.59 80.64 16 | 136 1.36 82.00 17 | 118 1.18 83.18 18 | 106 1.06 84.24 19 | 94 0.94 85.18 20 | 88 0.88 86.06 21 | 78 0.78 86.84 22 | 70 0.70 87.54 23 | 65 0.65 88.19 24 | 57 0.57 88.76 25 | 53 0.53 89.29 26 | 50 0.50 89.79 27 | 47 0.47 90.26 28 | 45 0.45 90.71 29 | 42 0.42 91.13 30 | 41 0.41 91.54 31 | 38 0.38 91.92 32 | 38 0.38 92.30 33 | 37 0.37 92.67 34 | 36 0.36 93.03 35 | 33 0.33 93.36 36 | 31 0.31 93.67 37 | 30 0.30 93.97 38 | 29 0.29 94.26 39 | 28 0.28 94.54 40 | 28 0.28 94.82 41 | 27 0.27 95.09 42 | 24 0.24 95.33 43 | 23 0.23 95.56 44 | 23 0.23 95.79 45 | 21 0.21 96.00 46 | 21 0.21 96.21 47 | 19 0.19 96.40 48 | 15 0.15 96.55 49 | 14 0.14 96.69 50 | 14 0.14 96.83 51 | 13 0.13 96.96 52 | 11 0.11 97.07 53 | 9 0.09 97.16 54 | 9 0.09 97.25 55 | 9 0.09 97.34 56 | 9 0.09 97.43 57 | 9 0.09 97.52 58 | 9 0.09 97.61 59 | 9 0.09 97.70 60 | 8 0.08 97.78 61 | 8 0.08 97.86 62 | 8 0.08 97.94 63 | 7 0.07 98.01 64 | 7 0.07 98.08 65 | 7 0.07 98.15 66 | 6 0.06 98.21 67 | 6 0.06 98.27 68 | 6 0.06 98.33 69 | 6 0.06 98.39 70 | 6 0.06 98.45 71 | 6 0.06 98.51 72 | 5 0.05 98.56 73 | 5 0.05 98.61 74 | 5 0.05 98.66 75 | 5 0.05 98.71 76 | 5 0.05 98.76 77 | 4 0.04 98.80 78 | 4 0.04 98.84 79 | 4 0.04 98.88 80 | 4 0.04 98.92 81 | 4 0.04 98.96 82 | 4 0.04 99.00 83 | 4 0.04 99.04 84 | 3 0.03 99.07 85 | 3 0.03 99.10 86 | 3 0.03 99.13 87 | 3 0.03 99.16 88 | 3 0.03 99.19 89 | 3 0.03 99.22 90 | 3 0.03 99.25 91 | 3 0.03 99.28 92 | 3 0.03 99.31 93 | 3 0.03 99.34 94 | 3 0.03 99.37 95 | 3 0.03 99.40 96 | 3 0.03 99.43 97 | 3 0.03 99.46 98 | 3 0.03 99.49 99 | 2 0.02 99.51 100 | 2 0.02 99.53 101 | 2 0.02 99.55 102 | 2 0.02 99.57 103 | 2 0.02 99.59 104 | 2 0.02 99.61 105 | 2 0.02 99.63 106 | 2 0.02 99.65 107 | 2 0.02 99.67 108 | 2 0.02 99.69 109 | 2 0.02 99.71 110 | 2 0.02 99.73 111 | 2 0.02 99.75 112 | 2 0.02 99.77 113 | 2 0.02 99.79 114 | 2 0.02 99.81 115 | 2 0.02 99.83 116 | 1 0.01 99.84 117 | 1 0.01 99.85 118 | 1 0.01 99.86 119 | 1 0.01 99.87 120 | 1 0.01 99.88 121 | 1 0.01 99.89 122 | 1 0.01 99.90 123 | 1 0.01 99.91 124 | 1 0.01 99.92 125 | 1 0.01 99.93 126 | 1 0.01 99.94 127 | 1 0.01 99.95 128 | 1 0.01 99.96 129 | 1 0.01 99.97 130 | 1 0.01 99.98 131 | 1 0.01 99.99 132 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Sep 2017