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

 crash date |
      (day) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        383        3.83        3.83
          2 |        320        3.20        7.03
          3 |        360        3.60       10.63
          4 |        397        3.97       14.60
          5 |        329        3.29       17.89
          6 |        329        3.29       21.18
          7 |        371        3.71       24.89
          8 |        309        3.09       27.98
          9 |        332        3.32       31.30
         10 |        331        3.31       34.61
         11 |        326        3.26       37.87
         12 |        283        2.83       40.70
         13 |        356        3.56       44.26
         14 |        406        4.06       48.32
         15 |        345        3.45       51.77
         16 |        341        3.41       55.18
         17 |        344        3.44       58.62
         18 |        337        3.37       61.99
         19 |        306        3.06       65.05
         20 |        324        3.24       68.29
         21 |        345        3.45       71.74
         22 |        274        2.74       74.48
         23 |        262        2.62       77.10
         24 |        325        3.25       80.35
         25 |        310        3.10       83.45
         26 |        389        3.89       87.34
         27 |        242        2.42       89.76
         28 |        298        2.98       92.74
         29 |        249        2.49       95.23
         30 |        273        2.73       97.96
         31 |        204        2.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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