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

   SKELETON |
     RECORD |
  INDICATOR |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,263       82.63       82.63
          N |        632        6.32       88.95
          Y |      1,105       11.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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