Frequencies for first 10,000 rows of cholest variable in nhamcsopd2011 dataset :

Lipids/Chol |
    esterol |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,346       93.46       93.46
        Yes |        654        6.54      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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