Frequencies for first 10,000 rows of dentalonlyplan variable in plan2014 dataset :

Dental-Only |
       Plan |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      8,020       80.20       80.20
        Yes |      1,980       19.80      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 Dec 2017