Frequencies for b_1_c22_36 variable in hosp_rollup2552_96_2010 dataset :

 b_1_c22_36 |      Freq.     Percent        Cum.
------------+-----------------------------------
    1569250 |          1        0.02        0.02
          . |      4,004       99.98      100.00
------------+-----------------------------------
      Total |      4,005      100.00

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