Summary statistics for b_1_c22_48 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c22_48 |          2       77933           0      77933      77933

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