Summary statistics for a7_3_c9_2 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_3_c9_2 |      5,488     3695945     7466309  -3.88e+07   1.18e+08

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