Frequencies for first 10,000 rows of drug_rec_act variable in reac2015q4 datase

                           drug_rec_act |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      9,994       99.94       99.94
                           Encephalitis |          1        0.01       99.95
                           Eosinophilia |          2        0.02       99.97
                           Heart injury |          1        0.01       99.98
                                Malaise |          1        0.01       99.99
                                Vertigo |          1        0.01      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 6 Apr 2017