Frequencies for first 10,000 rows of drug_rec_act variable in reac2018q2 dataset :

                           drug_rec_act |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      9,992       99.92       99.92
           C-reactive protein increased |          1        0.01       99.93
Drug reaction with eosinophilia and s.. |          1        0.01       99.94
                            Hypotension |          1        0.01       99.95
              Infusion related reaction |          1        0.01       99.96
                   Osteonecrosis of jaw |          1        0.01       99.97
                                   Rash |          1        0.01       99.98
                     Retinal detachment |          1        0.01       99.99
 Subacute cutaneous lupus erythematosus |          1        0.01      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 Sep 2018