Frequencies for first 10,000 rows of srvy_ever_sb_sw variable in pos2010 dataset :

    CURRENT |
SURVEY EVER |
   SWINGBED |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,638       86.38       86.38
          N |      1,120       11.20       97.58
          Y |        242        2.42      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017