Frequencies for e_b_irf_c1_9 variable in hcris2552_10_2015 dataset :

    e00c18b |
00900 00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         18        0.29        0.29
          2 |          6        0.10        0.38
          3 |          2        0.03        0.42
          4 |          2        0.03        0.45
          5 |          3        0.05        0.50
          6 |          1        0.02        0.51
          7 |          2        0.03        0.54
          8 |          1        0.02        0.56
          9 |          1        0.02        0.58
         10 |          3        0.05        0.62
         12 |          5        0.08        0.70
         13 |          1        0.02        0.72
         15 |          1        0.02        0.74
         18 |          1        0.02        0.75
         19 |          1        0.02        0.77
         25 |          1        0.02        0.78
         27 |          1        0.02        0.80
         30 |          1        0.02        0.81
         34 |          1        0.02        0.83
         42 |          1        0.02        0.85
         47 |          1        0.02        0.86
         61 |          1        0.02        0.88
        165 |          1        0.02        0.89
        168 |          1        0.02        0.91
          . |      6,201       99.09      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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