Frequencies for first 10,000 rows of solo variable in namcs2010 dataset :

    solo or |
      group |
   practice |      Freq.     Percent        Cum.
------------+-----------------------------------
        yes |      2,841       28.41       28.41
         no |      7,159       71.59      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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