Frequencies for d_4_irf_c4_200 variable in hcris2552_10_2011 dataset :

total other |
    medical |
  education |
    d00c184 |
20000 00400 |      Freq.     Percent        Cum.
------------+-----------------------------------
     131666 |          1        0.02        0.02
     464417 |          1        0.02        0.03
     493988 |          1        0.02        0.05
          . |      6,147       99.95      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018