Summary statistics for a8_c2_9 variable in prds_hosp10_yr2014 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a8_c2_9 |        339     -696455     1323095   -9976555       3215

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