Summary statistics for s3_1_c1_9 variable in hosp_rollup2552_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   s3_1_c1_9 |        200       21.54     19.7117          3        138

by Jean Roth , jroth@nber.org , 6 Sep 2018