Summary statistics for a_c6_63 variable in hosp_rollup2552_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_63 |        663   -478589.6     3713404  -9.17e+07    2943335

by Jean Roth , jroth@nber.org , 7 Sep 2018