Frequencies for c_1_c5_05810 variable in hcris2552_96_1997 dataset :

c_1_c5_0581 |
          0 |      Freq.     Percent        Cum.
------------+-----------------------------------
      40632 |          1        0.02        0.02
     113860 |          1        0.02        0.03
     172920 |          1        0.02        0.05
    8000000 |          2        0.03        0.08
          . |      6,375       99.92      100.00
------------+-----------------------------------
      Total |      6,380      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018