Frequencies for c_1_c7_89 variable in prds_hosp10_yr2012 dataset :

  c_1_c7_89 |      Freq.     Percent        Cum.
------------+-----------------------------------
     499777 |          1        0.02        0.02
    2786432 |          1        0.02        0.03
   1.45e+08 |          1        0.02        0.05
          . |      6,224       99.95      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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