Frequencies for first 10,000 rows of day_week variable in accident dataset :

Day of Week |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,661       16.61       16.61
          2 |      1,160       11.60       28.21
          3 |      1,124       11.24       39.45
          4 |      1,150       11.50       50.95
          5 |      1,204       12.04       62.99
          6 |      1,669       16.69       79.68
          7 |      2,032       20.32      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016