Summary statistics for a_c1_22 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_22 |        373     4009568     9302911       -114   7.18e+07

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