Frequencies for d_4_hos_c2_53 variable in prds_hosp10_yr2010 dataset :

d_4_hos_c2_ |
         53 |      Freq.     Percent        Cum.
------------+-----------------------------------
       3603 |          1        0.04        0.04
       5479 |          1        0.04        0.09
       9143 |          1        0.04        0.13
      12940 |          1        0.04        0.17
      30066 |          1        0.04        0.22
     125606 |          1        0.04        0.26
     226472 |          1        0.04        0.30
    3277161 |          1        0.04        0.34
          . |      2,315       99.66      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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