Frequencies for first 10,000 rows of solo variable in namcs2011 dataset :

    Solo or |
      group |
   practice |      Freq.     Percent        Cum.
------------+-----------------------------------
        Yes |      2,868       28.68       28.68
         No |      7,132       71.32      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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