Frequencies for first 10,000 rows of solo variable in namcs2008 dataset :

    solo or |
      group |
   practice |      Freq.     Percent        Cum.
------------+-----------------------------------
        yes |      3,194       31.94       31.94
         no |      6,806       68.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016