Frequencies for first 10,000 rows of cebvd variable in namcs2014 dataset :

       Does |
patient now |
      have: |
Cerebrovasc |
       ular |
 disease or |
  transient |
   ischemic |
     attack |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,791       97.91       97.91
        Yes |        209        2.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017