Frequencies for e_b_ipf_c1_4 variable in hcris2552_10_2013 dataset :

    e00b18b |
00400 00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
        332 |          1        0.02        0.02
        812 |          1        0.02        0.03
        877 |          1        0.02        0.05
        885 |          1        0.02        0.06
        916 |          1        0.02        0.08
        919 |          1        0.02        0.10
        920 |          1        0.02        0.11
       1053 |          1        0.02        0.13
       1106 |          1        0.02        0.14
       1383 |          1        0.02        0.16
       1590 |          1        0.02        0.18
       2778 |          1        0.02        0.19
       5776 |          1        0.02        0.21
       8343 |          1        0.02        0.22
      18383 |          1        0.02        0.24
      27244 |          1        0.02        0.26
          . |      6,232       99.74      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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