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

 Crash Date |
      (Day) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        342        3.42        3.42
          2 |        358        3.58        7.00
          3 |        332        3.32       10.32
          4 |        334        3.34       13.66
          5 |        361        3.61       17.27
          6 |        325        3.25       20.52
          7 |        323        3.23       23.75
          8 |        307        3.07       26.82
          9 |        326        3.26       30.08
         10 |        333        3.33       33.41
         11 |        352        3.52       36.93
         12 |        319        3.19       40.12
         13 |        318        3.18       43.30
         14 |        304        3.04       46.34
         15 |        332        3.32       49.66
         16 |        301        3.01       52.67
         17 |        319        3.19       55.86
         18 |        338        3.38       59.24
         19 |        322        3.22       62.46
         20 |        337        3.37       65.83
         21 |        307        3.07       68.90
         22 |        320        3.20       72.10
         23 |        333        3.33       75.43
         24 |        339        3.39       78.82
         25 |        309        3.09       81.91
         26 |        304        3.04       84.95
         27 |        322        3.22       88.17
         28 |        335        3.35       91.52
         29 |        297        2.97       94.49
         30 |        332        3.32       97.81
         31 |        219        2.19      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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