Summary statistics for count1984_14 dataset :

by Jean Roth , jroth@nber.org , 24 Aug 2018

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       fyear |          4      2016.5    1.290994       2015       2018
    rptcount |          4      2224.5    1485.807          6       3145
  alphacount |          4    493528.5    329807.4       1214     701520
   nmrccount |          4     1084537      726328       1993    1529766
 rollupcount |          4           0           0          0          0

by Jean Roth , jroth@nber.org , 24 Aug 2018