Frequencies for first 10,000 rows of drug_seq variable in drug2017q2 dataset : Unique | number for | identifying | a drug for | a Case | Freq. Percent Cum. ------------+----------------------------------- 1 | 1,291 12.91 12.91 2 | 1,109 11.09 24.00 3 | 907 9.07 33.07 4 | 775 7.75 40.82 5 | 671 6.71 47.53 6 | 576 5.76 53.29 7 | 507 5.07 58.36 8 | 432 4.32 62.68 9 | 384 3.84 66.52 10 | 342 3.42 69.94 11 | 308 3.08 73.02 12 | 269 2.69 75.71 13 | 235 2.35 78.06 14 | 207 2.07 80.13 15 | 179 1.79 81.92 16 | 161 1.61 83.53 17 | 134 1.34 84.87 18 | 123 1.23 86.10 19 | 108 1.08 87.18 20 | 103 1.03 88.21 21 | 92 0.92 89.13 22 | 80 0.80 89.93 23 | 70 0.70 90.63 24 | 63 0.63 91.26 25 | 55 0.55 91.81 26 | 50 0.50 92.31 27 | 46 0.46 92.77 28 | 45 0.45 93.22 29 | 45 0.45 93.67 30 | 43 0.43 94.10 31 | 42 0.42 94.52 32 | 39 0.39 94.91 33 | 36 0.36 95.27 34 | 32 0.32 95.59 35 | 30 0.30 95.89 36 | 27 0.27 96.16 37 | 26 0.26 96.42 38 | 25 0.25 96.67 39 | 22 0.22 96.89 40 | 20 0.20 97.09 41 | 19 0.19 97.28 42 | 18 0.18 97.46 43 | 15 0.15 97.61 44 | 13 0.13 97.74 45 | 13 0.13 97.87 46 | 12 0.12 97.99 47 | 11 0.11 98.10 48 | 10 0.10 98.20 49 | 9 0.09 98.29 50 | 6 0.06 98.35 51 | 6 0.06 98.41 52 | 5 0.05 98.46 53 | 5 0.05 98.51 54 | 5 0.05 98.56 55 | 5 0.05 98.61 56 | 5 0.05 98.66 57 | 4 0.04 98.70 58 | 4 0.04 98.74 59 | 4 0.04 98.78 60 | 4 0.04 98.82 61 | 4 0.04 98.86 62 | 4 0.04 98.90 63 | 4 0.04 98.94 64 | 4 0.04 98.98 65 | 4 0.04 99.02 66 | 4 0.04 99.06 67 | 4 0.04 99.10 68 | 3 0.03 99.13 69 | 3 0.03 99.16 70 | 3 0.03 99.19 71 | 3 0.03 99.22 72 | 3 0.03 99.25 73 | 3 0.03 99.28 74 | 3 0.03 99.31 75 | 3 0.03 99.34 76 | 3 0.03 99.37 77 | 3 0.03 99.40 78 | 3 0.03 99.43 79 | 3 0.03 99.46 80 | 3 0.03 99.49 81 | 3 0.03 99.52 82 | 3 0.03 99.55 83 | 3 0.03 99.58 84 | 3 0.03 99.61 85 | 3 0.03 99.64 86 | 3 0.03 99.67 87 | 3 0.03 99.70 88 | 3 0.03 99.73 89 | 3 0.03 99.76 90 | 3 0.03 99.79 91 | 3 0.03 99.82 92 | 3 0.03 99.85 93 | 3 0.03 99.88 94 | 2 0.02 99.90 95 | 2 0.02 99.92 96 | 2 0.02 99.94 97 | 2 0.02 99.96 98 | 2 0.02 99.98 99 | 1 0.01 99.99 100 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 8 Feb 2018