Frequencies for first 10,000 rows of httake variable in nhamcsopd2006 dataset :

     height |
      taken |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      5,334       53.34       53.34
        Yes |      4,666       46.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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