Frequencies for b_1_c22_55 variable in hosp_rollup2552_96_2010 dataset :

 b_1_c22_55 |      Freq.     Percent        Cum.
------------+-----------------------------------
       2336 |          1        0.02        0.02
       8122 |          1        0.02        0.05
      15475 |          1        0.02        0.07
     114166 |          1        0.02        0.10
          . |      4,001       99.90      100.00
------------+-----------------------------------
      Total |      4,005      100.00

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