Frequencies for c_1_c7_03972 variable in hcris2552_96_2009 dataset :

c_1_c7_0397 |
          2 |      Freq.     Percent        Cum.
------------+-----------------------------------
    3381677 |          1        0.02        0.02
    3808063 |          1        0.02        0.03
          . |      6,200       99.97      100.00
------------+-----------------------------------
      Total |      6,202      100.00

by Jean Roth , jroth@nber.org , 31 Aug 2018