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

Day of Week |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,589       15.89       15.89
          2 |      1,229       12.29       28.18
          3 |      1,066       10.66       38.84
          4 |      1,252       12.52       51.36
          5 |      1,262       12.62       63.98
          6 |      1,648       16.48       80.46
          7 |      1,953       19.53       99.99
          9 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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