Frequencies for c_1_c6_04050 variable in hcris2552_96_2007 dataset :

c_1_c6_0405 |
          0 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1648 |          1        0.02        0.02
       5608 |          1        0.02        0.03
      18475 |          1        0.02        0.05
      55194 |          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