Frequencies for d_5_hos_c4_68 variable in prds_hosp10_yr2010 dataset :

d_5_hos_c4_ |
         68 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          2        0.09        0.09
         15 |          1        0.04        0.13
         23 |          1        0.04        0.17
         33 |          1        0.04        0.22
       1584 |          1        0.04        0.26
          . |      2,317       99.74      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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