Frequencies for d_4_hos_c2_64 variable in prds_hosp10_yr2011 dataset :

d_4_hos_c2_ |
         64 |      Freq.     Percent        Cum.
------------+-----------------------------------
        448 |          1        0.02        0.02
       3737 |          1        0.02        0.03
       4051 |          1        0.02        0.05
       5403 |          1        0.02        0.07
       5648 |          1        0.02        0.08
      11107 |          1        0.02        0.10
      12708 |          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