Summary statistics for b_1_c23_36 variable in hosp_rollup2552_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c23_36 |          1        9399           .       9399       9399

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