Frequencies for d_4_snf_c11_66 variable in prds_hosp10_yr2017 dataset :

   Physical |
    Therapy |
    D00E184 |
      06600 |
      01100 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |          1        0.03        0.03
         37 |          1        0.03        0.05
        256 |          1        0.03        0.08
        279 |          1        0.03        0.11
        958 |          1        0.03        0.13
       2019 |          1        0.03        0.16
      12375 |          1        0.03        0.19
      29579 |          1        0.03        0.21
      34330 |          1        0.03        0.24
          . |      3,740       99.76      100.00
------------+-----------------------------------
      Total |      3,749      100.00

by Jean Roth , jroth@nber.org , 26 Oct 2018