Frequencies for first 10,000 rows of cum_dose_unit variable in drug2016q3 datas Cumulative | dose to | first | reaction | unit | Freq. Percent Cum. ------------+----------------------------------- | 9,497 94.97 94.97 DF | 16 0.16 95.13 G | 9 0.09 95.22 IU | 3 0.03 95.25 MG | 462 4.62 99.87 MG/KG | 3 0.03 99.90 MG/M2 | 2 0.02 99.92 ML | 1 0.01 99.93 UG | 7 0.07 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 6 Apr 2017