Frequencies for d_1_hos_c4_42 variable in prds_hosp10_yr2010 dataset :

d_1_hos_c4_ |
         42 |      Freq.     Percent        Cum.
------------+-----------------------------------
       4313 |          1        0.04        0.04
       6972 |          1        0.04        0.09
       7612 |          2        0.09        0.17
       9248 |          1        0.04        0.22
      17829 |          1        0.04        0.26
      23331 |          1        0.04        0.30
          . |      2,316       99.70      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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