Frequencies for first 10,000 rows of dr_cf2 variable in vehicle dataset :

     Driver |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,349       53.49       53.49
          1 |         55        0.55       54.04
          2 |         23        0.23       54.27
          3 |          5        0.05       54.32
          4 |          4        0.04       54.36
          5 |         59        0.59       54.95
          6 |        381        3.81       58.76
          7 |          4        0.04       58.80
         10 |          1        0.01       58.81
         11 |          7        0.07       58.88
         21 |          5        0.05       58.93
         22 |          2        0.02       58.95
         23 |          9        0.09       59.04
         24 |         66        0.66       59.70
         26 |         16        0.16       59.86
         27 |         41        0.41       60.27
         28 |      1,240       12.40       72.67
         29 |         14        0.14       72.81
         30 |         21        0.21       73.02
         31 |          8        0.08       73.10
         33 |         33        0.33       73.43
         34 |         14        0.14       73.57
         35 |         33        0.33       73.90
         36 |         67        0.67       74.57
         37 |         20        0.20       74.77
         38 |        172        1.72       76.49
         39 |        144        1.44       77.93
         40 |          4        0.04       77.97
         41 |         15        0.15       78.12
         42 |          6        0.06       78.18
         44 |      1,026       10.26       88.44
         45 |          3        0.03       88.47
         48 |        322        3.22       91.69
         49 |          1        0.01       91.70
         50 |          3        0.03       91.73
         51 |         48        0.48       92.21
         52 |         11        0.11       92.32
         53 |         18        0.18       92.50
         54 |          4        0.04       92.54
         56 |          1        0.01       92.55
         57 |          1        0.01       92.56
         58 |        157        1.57       94.13
         59 |          1        0.01       94.14
         61 |         45        0.45       94.59
         62 |         17        0.17       94.76
         63 |         15        0.15       94.91
         64 |          4        0.04       94.95
         65 |          9        0.09       95.04
         66 |         18        0.18       95.22
         67 |         11        0.11       95.33
         76 |          4        0.04       95.37
         79 |         10        0.10       95.47
         80 |         18        0.18       95.65
         81 |          4        0.04       95.69
         82 |          4        0.04       95.73
         83 |          5        0.05       95.78
         84 |         29        0.29       96.07
         85 |          1        0.01       96.08
         86 |          4        0.04       96.12
         87 |         30        0.30       96.42
         90 |         46        0.46       96.88
         91 |        168        1.68       98.56
         92 |          8        0.08       98.64
         99 |        136        1.36      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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