Frequencies for d_4_hos_c4_50 variable in prds_hosp10_yr2011 dataset :

d_4_hos_c4_ |
         50 |      Freq.     Percent        Cum.
------------+-----------------------------------
       7047 |          1        0.02        0.02
      37235 |          1        0.02        0.03
      54264 |          1        0.02        0.05
      63923 |          1        0.02        0.07
      66118 |          1        0.02        0.08
     111640 |          1        0.02        0.10
     133693 |          1        0.02        0.11
          . |      6,143       99.89      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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