Frequencies for first 10,000 rows of cholest variable in namcs2015 dataset :

      Lipid |
    profile |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,400       94.00       94.00
          1 |        600        6.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017