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

   Accident |
   Date-Day |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        322        3.22        3.22
          2 |        325        3.25        6.47
          3 |        344        3.44        9.91
          4 |        357        3.57       13.48
          5 |        383        3.83       17.31
          6 |        383        3.83       21.14
          7 |        304        3.04       24.18
          8 |        304        3.04       27.22
          9 |        337        3.37       30.59
         10 |        311        3.11       33.70
         11 |        337        3.37       37.07
         12 |        304        3.04       40.11
         13 |        315        3.15       43.26
         14 |        302        3.02       46.28
         15 |        306        3.06       49.34
         16 |        320        3.20       52.54
         17 |        339        3.39       55.93
         18 |        312        3.12       59.05
         19 |        332        3.32       62.37
         20 |        363        3.63       66.00
         21 |        297        2.97       68.97
         22 |        320        3.20       72.17
         23 |        359        3.59       75.76
         24 |        320        3.20       78.96
         25 |        308        3.08       82.04
         26 |        327        3.27       85.31
         27 |        355        3.55       88.86
         28 |        316        3.16       92.02
         29 |        288        2.88       94.90
         30 |        316        3.16       98.06
         31 |        194        1.94      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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