Frequencies for e_b_irf_c1_22 variable in hcris2552_10_2015 dataset :

    e00c18b |
02200 00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
      17338 |          1        0.02        0.02
      29149 |          1        0.02        0.03
          . |      6,256       99.97      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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