Frequencies for d_4_hos_c4_50 variable in prds_hosp10_yr2012 dataset :

d_4_hos_c4_ |
         50 |      Freq.     Percent        Cum.
------------+-----------------------------------
      17036 |          1        0.02        0.02
      54043 |          1        0.02        0.03
      84366 |          1        0.02        0.05
     120190 |          1        0.02        0.06
     136942 |          1        0.02        0.08
     151488 |          1        0.02        0.10
     158343 |          1        0.02        0.11
     565412 |          1        0.02        0.13
          . |      6,219       99.87      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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