Frequencies for c_1_c7_03122 variable in hcris2552_96_2010 dataset :

c_1_c7_0312 |
          2 |      Freq.     Percent        Cum.
------------+-----------------------------------
     604387 |          1        0.03        0.03
    1144670 |          1        0.03        0.05
    1417896 |          1        0.03        0.08
          . |      3,848       99.92      100.00
------------+-----------------------------------
      Total |      3,851      100.00

by Jean Roth , jroth@nber.org , 1 Sep 2018