Summary statistics for demo2010q4 dataset :

by Jean Roth , jroth@nber.org , 18 Dec 2015

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |    183567     7117969    55206.67    6816342    7301355
      caseid |    183567     7614002    238697.5    3202806    7892890
    i_f_code |         0
i_f_code_num |    183567    71.44835    .8938585         70         72
    foll_seq |         0
-------------+--------------------------------------------------------
       image |         0
    event_dt |    118206    2.01e+07    38724.94   1.01e+07   2.01e+07
event_dt_num |    118206    18079.37    1430.291    -346737      18625
      mfr_dt |    176678    2.01e+07    8804.225   1.96e+07   2.01e+07
  mfr_dt_num |    176678    18474.85    339.3872       1333      18627
-------------+--------------------------------------------------------
      fda_dt |    183567    2.01e+07    82.29264   2.01e+07   2.01e+07
  fda_dt_num |    183567    18585.25    26.04431      18448      18627
    rept_cod |         0
rept_cod_num |    183567    735673.7    51720.94     687382     806982
     mfr_num |         0
-------------+--------------------------------------------------------
    mfr_sndr |         0
         age |    108762    155.0482    1544.331        -26      34614
     age_cod |         0
         sex |         0
       e_sub |         0
-------------+--------------------------------------------------------
          wt |     45640    84.24107    75.04845          0       7137
      wt_cod |         0
     rept_dt |    183265    2.01e+07    707.4522   2.00e+07   2.01e+07
 rept_dt_num |    183265    18580.69    41.42762      15495      18627
    occp_cod |         0
-------------+--------------------------------------------------------
      to_mfr |         0
      confid |         0
reporter_c~y |         0
occp_cod_num |    170066    7422.973    537.8075       6778       8072

by Jean Roth , jroth@nber.org , 18 Dec 2015