Summary statistics for a_c2_20 variable in prds_hosp10_yr2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_20 |        135     1117203     1888904        -90   1.11e+07

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