Frequencies for d3_hos_c3_96 variable in prds_hosp10_yr2011 dataset :

d3_hos_c3_9 |
          6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          5 |          1        0.02        0.02
         26 |          1        0.02        0.03
       5219 |          1        0.02        0.05
      31374 |          1        0.02        0.07
      41175 |          1        0.02        0.08
          . |      6,145       99.92      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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