Frequencies for d_2_sub1_c8_55 variable in hosp_rollup2552_96_2011 dataset :

d_2_sub1_c8 |
        _55 |      Freq.     Percent        Cum.
------------+-----------------------------------
         21 |          1        3.45        3.45
         23 |          1        3.45        6.90
         93 |          2        6.90       13.79
          . |         25       86.21      100.00
------------+-----------------------------------
      Total |         29      100.00

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