Frequencies for first 10,000 rows of dietnutr variable in nhamcsopd2009 dataset :

diet/nutrit |
        ion |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      8,840       88.40       88.40
        yes |      1,160       11.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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