Summary statistics for c_1_c7_49 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   c_1_c7_49 |      4,997     1734257     3440650          1   7.26e+07

by Jean Roth , jroth@nber.org , 21 Apr 2018