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

    Vehicle |
      Forms |
  Submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,938       59.38       59.38
          2 |      3,430       34.30       93.68
          3 |        490        4.90       98.58
          4 |         94        0.94       99.52
          5 |         28        0.28       99.80
          6 |          7        0.07       99.87
          7 |          5        0.05       99.92
          8 |          1        0.01       99.93
          9 |          1        0.01       99.94
         10 |          3        0.03       99.97
         11 |          1        0.01       99.98
         12 |          1        0.01       99.99
         43 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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