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

        day |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        342        3.42        3.42
          2 |        349        3.49        6.91
          3 |        363        3.63       10.54
          4 |        323        3.23       13.77
          5 |        319        3.19       16.96
          6 |        328        3.28       20.24
          7 |        337        3.37       23.61
          8 |        369        3.69       27.30
          9 |        320        3.20       30.50
         10 |        305        3.05       33.55
         11 |        310        3.10       36.65
         12 |        312        3.12       39.77
         13 |        292        2.92       42.69
         14 |        333        3.33       46.02
         15 |        331        3.31       49.33
         16 |        366        3.66       52.99
         17 |        305        3.05       56.04
         18 |        341        3.41       59.45
         19 |        314        3.14       62.59
         20 |        320        3.20       65.79
         21 |        334        3.34       69.13
         22 |        319        3.19       72.32
         23 |        343        3.43       75.75
         24 |        306        3.06       78.81
         25 |        341        3.41       82.22
         26 |        350        3.50       85.72
         27 |        301        3.01       88.73
         28 |        317        3.17       91.90
         29 |        346        3.46       95.36
         30 |        301        3.01       98.37
         31 |        158        1.58       99.95
         99 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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