Summary statistics for a_c6_89 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_89 |          4    -1274391     1387228   -3000081      -2497

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