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

 crash date |
      (day) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        333        3.33        3.33
          2 |        282        2.82        6.15
          3 |        302        3.02        9.17
          4 |        359        3.59       12.76
          5 |        365        3.65       16.41
          6 |        299        2.99       19.40
          7 |        374        3.74       23.14
          8 |        327        3.27       26.41
          9 |        317        3.17       29.58
         10 |        301        3.01       32.59
         11 |        236        2.36       34.95
         12 |        307        3.07       38.02
         13 |        319        3.19       41.21
         14 |        330        3.30       44.51
         15 |        375        3.75       48.26
         16 |        397        3.97       52.23
         17 |        311        3.11       55.34
         18 |        332        3.32       58.66
         19 |        343        3.43       62.09
         20 |        327        3.27       65.36
         21 |        390        3.90       69.26
         22 |        320        3.20       72.46
         23 |        345        3.45       75.91
         24 |        339        3.39       79.30
         25 |        311        3.11       82.41
         26 |        280        2.80       85.21
         27 |        246        2.46       87.67
         28 |        376        3.76       91.43
         29 |        362        3.62       95.05
         30 |        293        2.93       97.98
         31 |        202        2.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016