Frequencies for first 10,000 rows of vdayr variable in nhamcsed2000 dataset :

day of week |
 of visit - |
    recoded |      Freq.     Percent        Cum.
------------+-----------------------------------
     Sunday |      1,426       14.26       14.26
     Monday |      1,523       15.23       29.49
    Tuesday |      1,418       14.18       43.67
  Wednesday |      1,419       14.19       57.86
   Thursday |      1,409       14.09       71.95
     Friday |      1,387       13.87       85.82
   Saturday |      1,418       14.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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