Frequencies for s5_c1_2 variable in prds_hosp10_yr2012 dataset :

    s5_c1_2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |          2        0.03        0.03
        2.5 |          1        0.02        0.05
        2.8 |          1        0.02        0.06
          3 |        241        3.87        3.93
       3.01 |          1        0.02        3.95
        3.2 |          1        0.02        3.97
        3.3 |          1        0.02        3.98
        3.5 |          1        0.02        4.00
        3.6 |          1        0.02        4.01
          4 |          3        0.05        4.06
          5 |          1        0.02        4.08
        5.5 |          1        0.02        4.10
          6 |          2        0.03        4.13
          7 |          1        0.02        4.14
          . |      5,969       95.86      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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