Summary statistics for b_2_c27_69 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_2_c27_69 |          1        4571           .       4571       4571

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