Summary statistics for drug2014q2 dataset :

by Jean Roth , jroth@nber.org , 19 Apr 2017

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |    685,430    1.07e+08    7.27e+07   3.31e+07   1.00e+09
      caseid |    685,430     9967384    505380.6    3308501   1.06e+07
    drug_seq |    685,430    5.338186    8.449555          1        304
    role_cod |          0
    drugname |          0
-------------+---------------------------------------------------------
     val_vbm |    685,430    1.042115     .200852          1          2
       route |          0
    dose_vbm |          0
cum_dose_chr |     15,992    53135.58     2886544       .149   3.62e+08
cum_dose_u~t |          0
-------------+---------------------------------------------------------
      dechal |          0
      rechal |          0
     lot_num |          0
      exp_dt |      3,124     20200.4    416.6906      14725      22735
   exp_dtstr |          0
-------------+---------------------------------------------------------
 exp_dt_mult |    685,430    .0001021    .0101052          0          1
     nda_num |    267,377    1.90e+21    9.68e+23          0   5.01e+26
    dose_amt |    288,440    948.0998    306502.2          0   1.64e+08
 dose_amtstr |          0
dose_amt_m~t |    685,430    .0005719    .0239077          0          1
-------------+---------------------------------------------------------
   dose_unit |          0
   dose_form |          0
   dose_freq |          0

by Jean Roth , jroth@nber.org , 19 Apr 2017