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

        day |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        341        3.41        3.41
          2 |        338        3.38        6.79
          3 |        298        2.98        9.77
          4 |        311        3.11       12.88
          5 |        329        3.29       16.17
          6 |        369        3.69       19.86
          7 |        314        3.14       23.00
          8 |        343        3.43       26.43
          9 |        312        3.12       29.55
         10 |        332        3.32       32.87
         11 |        317        3.17       36.04
         12 |        342        3.42       39.46
         13 |        340        3.40       42.86
         14 |        284        2.84       45.70
         15 |        295        2.95       48.65
         16 |        366        3.66       52.31
         17 |        318        3.18       55.49
         18 |        305        3.05       58.54
         19 |        344        3.44       61.98
         20 |        335        3.35       65.33
         21 |        309        3.09       68.42
         22 |        351        3.51       71.93
         23 |        339        3.39       75.32
         24 |        306        3.06       78.38
         25 |        354        3.54       81.92
         26 |        361        3.61       85.53
         27 |        331        3.31       88.84
         28 |        312        3.12       91.96
         29 |        331        3.31       95.27
         30 |        276        2.76       98.03
         31 |        197        1.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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