Frequencies for pickle variable in hcris2552_96_2001 dataset :

     pickle |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,114       99.06       99.06
          N |         58        0.94      100.00
------------+-----------------------------------
      Total |      6,172      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018