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

    related |
factors (1) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,341       93.41       93.41
          1 |          1        0.01       93.42
          2 |          4        0.04       93.46
          3 |         17        0.17       93.63
          4 |          3        0.03       93.66
          5 |          2        0.02       93.68
          6 |          4        0.04       93.72
         14 |        246        2.46       96.18
         15 |         16        0.16       96.34
         16 |         21        0.21       96.55
         18 |         14        0.14       96.69
         19 |        100        1.00       97.69
         20 |         74        0.74       98.43
         21 |          2        0.02       98.45
         22 |          1        0.01       98.46
         23 |         91        0.91       99.37
         24 |          3        0.03       99.40
         26 |          5        0.05       99.45
         27 |          7        0.07       99.52
         28 |         43        0.43       99.95
         99 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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