Frequencies for c_1_c7_06047 variable in hcris2552_96_2007 dataset :

c_1_c7_0604 |
          7 |      Freq.     Percent        Cum.
------------+-----------------------------------
     254558 |          1        0.02        0.02
     411547 |          1        0.02        0.03
     620269 |          1        0.02        0.05
     625578 |          1        0.02        0.06
          . |      6,176       99.94      100.00
------------+-----------------------------------
      Total |      6,180      100.00

by Jean Roth , jroth@nber.org , 11 Sep 2018