Frequencies for first 10,000 rows of lsc_wvr_sw variable in pos2013 dataset :

 Lsc Wvr Sw |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,968       49.68       49.68
          N |      4,610       46.10       95.78
          Y |        422        4.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016