Frequencies for d3_snf_c2_31 variable in prds_hosp10_yr2015 dataset :

d3_snf_c2_3 |
          1 |      Freq.     Percent        Cum.
------------+-----------------------------------
         37 |          1        0.02        0.02
        157 |          1        0.02        0.03
        326 |          1        0.02        0.05
        948 |          1        0.02        0.06
       8464 |          1        0.02        0.08
          . |      6,253       99.92      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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