Frequencies for first 10,000 rows of vdayr variable in nhamcsed2003 dataset :

day of week |
 of visit - |
    recoded |      Freq.     Percent        Cum.
------------+-----------------------------------
     sunday |      1,444       14.44       14.44
     monday |      1,522       15.22       29.66
    tuesday |      1,427       14.27       43.93
  wednesday |      1,380       13.80       57.73
   thursday |      1,376       13.76       71.49
     friday |      1,398       13.98       85.47
   saturday |      1,453       14.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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