Summary statistics for a_c1_4 variable in prds_hosp10_yr2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_4 |      1,509    836708.3     2073447   -4377719   3.87e+07

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