Summary statistics for s3_1_c1_6 variable in hosp_rollup2552_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   s3_1_c1_6 |      3,803    15.07284    17.94867          1        530

by Jean Roth , jroth@nber.org , 5 Sep 2018