Frequencies for first 10,000 rows of weekday variable in natlterr2001 dataset :

Day of Week |
 Child Born |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        719        7.19        7.19
          2 |      1,448       14.48       21.67
          3 |      1,939       19.39       41.06
          4 |      1,852       18.52       59.58
          5 |      1,737       17.37       76.95
          6 |      1,418       14.18       91.13
          7 |        887        8.87      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015