Frequencies for first 10,000 rows of drug_seq variable in drug2018q1 dataset : Unique | number for | identifying | a drug for | a Case | Freq. Percent Cum. ------------+----------------------------------- 1 | 1,312 13.12 13.12 2 | 1,128 11.28 24.40 3 | 969 9.69 34.09 4 | 802 8.02 42.11 5 | 687 6.87 48.98 6 | 598 5.98 54.96 7 | 511 5.11 60.07 8 | 451 4.51 64.58 9 | 379 3.79 68.37 10 | 337 3.37 71.74 11 | 299 2.99 74.73 12 | 264 2.64 77.37 13 | 219 2.19 79.56 14 | 196 1.96 81.52 15 | 172 1.72 83.24 16 | 150 1.50 84.74 17 | 128 1.28 86.02 18 | 114 1.14 87.16 19 | 107 1.07 88.23 20 | 94 0.94 89.17 21 | 85 0.85 90.02 22 | 76 0.76 90.78 23 | 65 0.65 91.43 24 | 56 0.56 91.99 25 | 53 0.53 92.52 26 | 49 0.49 93.01 27 | 44 0.44 93.45 28 | 37 0.37 93.82 29 | 36 0.36 94.18 30 | 34 0.34 94.52 31 | 34 0.34 94.86 32 | 32 0.32 95.18 33 | 29 0.29 95.47 34 | 29 0.29 95.76 35 | 27 0.27 96.03 36 | 25 0.25 96.28 37 | 25 0.25 96.53 38 | 23 0.23 96.76 39 | 20 0.20 96.96 40 | 18 0.18 97.14 41 | 17 0.17 97.31 42 | 16 0.16 97.47 43 | 14 0.14 97.61 44 | 12 0.12 97.73 45 | 9 0.09 97.82 46 | 9 0.09 97.91 47 | 8 0.08 97.99 48 | 8 0.08 98.07 49 | 8 0.08 98.15 50 | 7 0.07 98.22 51 | 7 0.07 98.29 52 | 7 0.07 98.36 53 | 6 0.06 98.42 54 | 6 0.06 98.48 55 | 6 0.06 98.54 56 | 5 0.05 98.59 57 | 5 0.05 98.64 58 | 5 0.05 98.69 59 | 5 0.05 98.74 60 | 4 0.04 98.78 61 | 3 0.03 98.81 62 | 3 0.03 98.84 63 | 3 0.03 98.87 64 | 3 0.03 98.90 65 | 3 0.03 98.93 66 | 3 0.03 98.96 67 | 3 0.03 98.99 68 | 3 0.03 99.02 69 | 3 0.03 99.05 70 | 3 0.03 99.08 71 | 3 0.03 99.11 72 | 3 0.03 99.14 73 | 3 0.03 99.17 74 | 3 0.03 99.20 75 | 3 0.03 99.23 76 | 3 0.03 99.26 77 | 3 0.03 99.29 78 | 3 0.03 99.32 79 | 2 0.02 99.34 80 | 2 0.02 99.36 81 | 2 0.02 99.38 82 | 2 0.02 99.40 83 | 2 0.02 99.42 84 | 2 0.02 99.44 85 | 2 0.02 99.46 86 | 2 0.02 99.48 87 | 2 0.02 99.50 88 | 2 0.02 99.52 89 | 2 0.02 99.54 90 | 1 0.01 99.55 91 | 1 0.01 99.56 92 | 1 0.01 99.57 93 | 1 0.01 99.58 94 | 1 0.01 99.59 95 | 1 0.01 99.60 96 | 1 0.01 99.61 97 | 1 0.01 99.62 98 | 1 0.01 99.63 99 | 1 0.01 99.64 100 | 1 0.01 99.65 101 | 1 0.01 99.66 102 | 1 0.01 99.67 103 | 1 0.01 99.68 104 | 1 0.01 99.69 105 | 1 0.01 99.70 106 | 1 0.01 99.71 107 | 1 0.01 99.72 108 | 1 0.01 99.73 109 | 1 0.01 99.74 110 | 1 0.01 99.75 111 | 1 0.01 99.76 112 | 1 0.01 99.77 113 | 1 0.01 99.78 114 | 1 0.01 99.79 115 | 1 0.01 99.80 116 | 1 0.01 99.81 117 | 1 0.01 99.82 118 | 1 0.01 99.83 119 | 1 0.01 99.84 120 | 1 0.01 99.85 121 | 1 0.01 99.86 122 | 1 0.01 99.87 123 | 1 0.01 99.88 124 | 1 0.01 99.89 125 | 1 0.01 99.90 126 | 1 0.01 99.91 127 | 1 0.01 99.92 128 | 1 0.01 99.93 129 | 1 0.01 99.94 130 | 1 0.01 99.95 131 | 1 0.01 99.96 132 | 1 0.01 99.97 133 | 1 0.01 99.98 134 | 1 0.01 99.99 135 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 19 Jun 2018