Summary statistics for a7_1_c1_4 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_1_c1_4 |      3,078    2.01e+07    6.25e+07   -1588191   1.04e+09

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