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

 crash date |
      (day) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        382        3.82        3.82
          2 |        299        2.99        6.81
          3 |        422        4.22       11.03
          4 |        358        3.58       14.61
          5 |        351        3.51       18.12
          6 |        369        3.69       21.81
          7 |        345        3.45       25.26
          8 |        374        3.74       29.00
          9 |        293        2.93       31.93
         10 |        308        3.08       35.01
         11 |        346        3.46       38.47
         12 |        320        3.20       41.67
         13 |        337        3.37       45.04
         14 |        335        3.35       48.39
         15 |        293        2.93       51.32
         16 |        314        3.14       54.46
         17 |        371        3.71       58.17
         18 |        265        2.65       60.82
         19 |        308        3.08       63.90
         20 |        289        2.89       66.79
         21 |        395        3.95       70.74
         22 |        288        2.88       73.62
         23 |        294        2.94       76.56
         24 |        278        2.78       79.34
         25 |        269        2.69       82.03
         26 |        287        2.87       84.90
         27 |        421        4.21       89.11
         28 |        331        3.31       92.42
         29 |        249        2.49       94.91
         30 |        341        3.41       98.32
         31 |        168        1.68      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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