Summary statistics for drug2013q2 dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |    565,348    9.57e+07    5.25e+07   3.30e+07   9.23e+08
      caseid |    565,348     9149378      390374    3299018   1.01e+07
    drug_seq |    565,348    5.170359    6.895542          1        137
    role_cod |          0
    drugname |          0
-------------+---------------------------------------------------------
     val_vbm |    565,348     1.06268    .2423867          1          2
       route |          0
    dose_vbm |          0
cum_dose_chr |     14,400    30713.83    298555.1         .1   1.80e+07
cum_dose_u~t |          0
-------------+---------------------------------------------------------
      dechal |          0
      rechal |          0
     lot_num |          0
      exp_dt |      2,331     19827.4    650.5974      -3257      21185
   exp_dtstr |          0
-------------+---------------------------------------------------------
 exp_dt_mult |    565,348    .0001645    .0128247          0          1
     nda_num |    205,378    8.90e+07    1.26e+10          0   2.01e+12
    dose_amt |    252,683    1210.093    228913.4       -100   1.01e+08
 dose_amtstr |          0
dose_amt_m~t |    565,348    .0004988    .0223285          0          1
-------------+---------------------------------------------------------
   dose_unit |          0
   dose_form |          0
   dose_freq |          0

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