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

        day |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        385        3.85        3.85
          2 |        334        3.34        7.19
          3 |        340        3.40       10.59
          4 |        354        3.54       14.13
          5 |        306        3.06       17.19
          6 |        293        2.93       20.12
          7 |        353        3.53       23.65
          8 |        320        3.20       26.85
          9 |        329        3.29       30.14
         10 |        330        3.30       33.44
         11 |        311        3.11       36.55
         12 |        342        3.42       39.97
         13 |        329        3.29       43.26
         14 |        310        3.10       46.36
         15 |        329        3.29       49.65
         16 |        363        3.63       53.28
         17 |        332        3.32       56.60
         18 |        349        3.49       60.09
         19 |        312        3.12       63.21
         20 |        326        3.26       66.47
         21 |        328        3.28       69.75
         22 |        318        3.18       72.93
         23 |        310        3.10       76.03
         24 |        309        3.09       79.12
         25 |        349        3.49       82.61
         26 |        310        3.10       85.71
         27 |        329        3.29       89.00
         28 |        340        3.40       92.40
         29 |        264        2.64       95.04
         30 |        300        3.00       98.04
         31 |        196        1.96      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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