Summary statistics for a7_1_c7_4 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_1_c7_4 |        314     7850019    1.66e+07          1   9.95e+07

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