Frequencies for first 10,000 rows of vdayr variable in nhamcsed2004 dataset :

day of week |
 of visit - |
    recoded |      Freq.     Percent        Cum.
------------+-----------------------------------
     sunday |      1,465       14.65       14.65
     monday |      1,499       14.99       29.64
    tuesday |      1,420       14.20       43.84
  wednesday |      1,408       14.08       57.92
   thursday |      1,360       13.60       71.52
     friday |      1,400       14.00       85.52
   saturday |      1,448       14.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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