Frequencies for b_1_c21_109 variable in prds_hosp10_yr2011 dataset :

b_1_c21_109 |      Freq.     Percent        Cum.
------------+-----------------------------------
        324 |          1        0.02        0.02
        977 |          1        0.02        0.03
       3907 |          1        0.02        0.05
       6767 |          1        0.02        0.07
      16158 |          1        0.02        0.08
      19248 |          1        0.02        0.10
      38505 |          1        0.02        0.11
          . |      6,143       99.89      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018