Summary statistics for c_1_c7_99 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   c_1_c7_99 |          2     4490259     1528387    3409526    5570992

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