Frequencies for s5_c4_1 variable in prds_hosp10_yr2010 dataset :

    s5_c4_1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         11        0.47        0.47
          2 |          2        0.09        0.56
          5 |          1        0.04        0.60
          7 |          2        0.09        0.69
         13 |          1        0.04        0.73
         14 |          1        0.04        0.77
         16 |          1        0.04        0.82
         19 |          1        0.04        0.86
         26 |          2        0.09        0.95
         30 |          1        0.04        0.99
         32 |          1        0.04        1.03
          . |      2,299       98.97      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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