Frequencies for first 10,000 rows of cf1 variable in accident dataset :

    RELATED |
   FACTOR 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,412       94.12       94.12
          1 |          8        0.08       94.20
          2 |         13        0.13       94.33
          3 |         10        0.10       94.43
          4 |         16        0.16       94.59
          5 |         16        0.16       94.75
          6 |          5        0.05       94.80
          7 |         14        0.14       94.94
         14 |        125        1.25       96.19
         15 |         19        0.19       96.38
         16 |         21        0.21       96.59
         18 |         28        0.28       96.87
         19 |        115        1.15       98.02
         20 |         93        0.93       98.95
         21 |          7        0.07       99.02
         22 |          6        0.06       99.08
         99 |         92        0.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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