Frequencies for s5_c1_9 variable in prds_hosp10_yr2010 dataset :

    s5_c1_9 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          1        0.04        0.04
       8.12 |          1        0.04        0.09
         11 |          1        0.04        0.13
         12 |          2        0.09        0.22
         13 |          1        0.04        0.26
         15 |          3        0.13        0.39
         17 |          1        0.04        0.43
         18 |          1        0.04        0.47
         23 |          1        0.04        0.52
         28 |          1        0.04        0.56
         30 |          1        0.04        0.60
         40 |          1        0.04        0.65
          . |      2,308       99.35      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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