Frequencies for b_1_c23_64 variable in hosp_rollup2552_96_2007 dataset :

 b_1_c23_64 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1151 |          1        0.02        0.02
      17036 |          2        0.03        0.05
          . |      6,231       99.95      100.00
------------+-----------------------------------
      Total |      6,234      100.00

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