Frequencies for c_1_c2_67 variable in prds_hosp10_yr2013 dataset :

  c_1_c2_67 |      Freq.     Percent        Cum.
------------+-----------------------------------
        927 |          1        0.02        0.02
      42142 |          1        0.02        0.03
      54258 |          1        0.02        0.05
      89195 |          1        0.02        0.06
          . |      6,244       99.94      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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