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

        day |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        378        3.78        3.78
          2 |        358        3.58        7.36
          3 |        389        3.89       11.25
          4 |        333        3.33       14.58
          5 |        322        3.22       17.80
          6 |        355        3.55       21.35
          7 |        328        3.28       24.63
          8 |        373        3.73       28.36
          9 |        333        3.33       31.69
         10 |        328        3.28       34.97
         11 |        283        2.83       37.80
         12 |        316        3.16       40.96
         13 |        350        3.50       44.46
         14 |        325        3.25       47.71
         15 |        327        3.27       50.98
         16 |        334        3.34       54.32
         17 |        309        3.09       57.41
         18 |        317        3.17       60.58
         19 |        332        3.32       63.90
         20 |        327        3.27       67.17
         21 |        298        2.98       70.15
         22 |        296        2.96       73.11
         23 |        325        3.25       76.36
         24 |        301        3.01       79.37
         25 |        305        3.05       82.42
         26 |        302        3.02       85.44
         27 |        347        3.47       88.91
         28 |        317        3.17       92.08
         29 |        306        3.06       95.14
         30 |        292        2.92       98.06
         31 |        193        1.93       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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