Frequencies for first 10,000 rows of weekday variable in natl1996 dataset :

Day of Week |
 Child Born |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        940        9.40        9.40
          2 |      1,511       15.11       24.51
          3 |      1,707       17.07       41.58
          4 |      1,654       16.54       58.12
          5 |      1,578       15.78       73.90
          6 |      1,586       15.86       89.76
          7 |      1,024       10.24      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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