Frequencies for d_4_hos_c2_57 variable in prds_hosp10_yr2012 dataset :

d_4_hos_c2_ |
         57 |      Freq.     Percent        Cum.
------------+-----------------------------------
        365 |          1        0.02        0.02
       2558 |          1        0.02        0.03
       3638 |          1        0.02        0.05
      19023 |          1        0.02        0.06
      20025 |          1        0.02        0.08
      21638 |          1        0.02        0.10
          . |      6,221       99.90      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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