Frequencies for s3_5_c1_9 variable in prds_hosp10_yr2012 dataset :

  s3_5_c1_9 |      Freq.     Percent        Cum.
------------+-----------------------------------
       5096 |          1        0.02        0.02
      26776 |          1        0.02        0.03
      30203 |          1        0.02        0.05
     328781 |          1        0.02        0.06
          . |      6,223       99.94      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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