Frequencies for b_1_c23_55 variable in hosp_rollup2552_96_2009 dataset :

 b_1_c23_55 |      Freq.     Percent        Cum.
------------+-----------------------------------
        484 |          1        0.02        0.02
       1045 |          1        0.02        0.03
       1272 |          1        0.02        0.05
       3776 |          1        0.02        0.06
       5350 |          1        0.02        0.08
      17524 |          2        0.03        0.11
      47090 |          1        0.02        0.13
      69051 |          1        0.02        0.14
     223340 |          2        0.03        0.17
     453596 |          1        0.02        0.19
    1086647 |          1        0.02        0.20
          . |      6,347       99.80      100.00
------------+-----------------------------------
      Total |      6,360      100.00

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