Frequencies for b_1_c21_44 variable in prds_hosp10_yr2011 dataset :

 b_1_c21_44 |      Freq.     Percent        Cum.
------------+-----------------------------------
         42 |          1        0.02        0.02
        488 |          1        0.02        0.03
       2234 |          1        0.02        0.05
       3735 |          1        0.02        0.07
       8009 |          1        0.02        0.08
       9563 |          1        0.02        0.10
      13826 |          1        0.02        0.11
      22167 |          1        0.02        0.13
      24730 |          1        0.02        0.15
      33459 |          1        0.02        0.16
      34047 |          1        0.02        0.18
      66630 |          1        0.02        0.20
      69348 |          1        0.02        0.21
      85161 |          1        0.02        0.23
     107453 |          1        0.02        0.24
     109436 |          1        0.02        0.26
     145751 |          1        0.02        0.28
     169007 |          1        0.02        0.29
          . |      6,132       99.71      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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