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

     Person |
      Forms |
  Submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,429       24.29       24.29
          2 |      3,747       37.47       61.76
          3 |      1,884       18.84       80.60
          4 |        918        9.18       89.78
          5 |        496        4.96       94.74
          6 |        258        2.58       97.32
          7 |        115        1.15       98.47
          8 |         54        0.54       99.01
          9 |         41        0.41       99.42
         10 |         23        0.23       99.65
         11 |          8        0.08       99.73
         12 |          7        0.07       99.80
         13 |          7        0.07       99.87
         14 |          5        0.05       99.92
         15 |          1        0.01       99.93
         16 |          1        0.01       99.94
         20 |          1        0.01       99.95
         22 |          1        0.01       99.96
         26 |          1        0.01       99.97
         27 |          1        0.01       99.98
         33 |          1        0.01       99.99
         44 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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