Frequencies for first 10,000 rows of dr_cf1 variable in vehicle dataset :

     Driver |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,136       31.36       31.36
          1 |        160        1.60       32.96
          2 |         16        0.16       33.12
          3 |          2        0.02       33.14
          4 |          5        0.05       33.19
          5 |         44        0.44       33.63
          6 |        588        5.88       39.51
          7 |          1        0.01       39.52
          8 |          1        0.01       39.53
          9 |          1        0.01       39.54
         10 |          2        0.02       39.56
         11 |          8        0.08       39.64
         12 |          2        0.02       39.66
         20 |         58        0.58       40.24
         21 |         25        0.25       40.49
         22 |          8        0.08       40.57
         23 |         25        0.25       40.82
         24 |        124        1.24       42.06
         26 |         33        0.33       42.39
         27 |         49        0.49       42.88
         28 |      1,396       13.96       56.84
         29 |          9        0.09       56.93
         30 |          9        0.09       57.02
         31 |          7        0.07       57.09
         33 |         20        0.20       57.29
         34 |         12        0.12       57.41
         35 |         47        0.47       57.88
         36 |         47        0.47       58.35
         37 |         14        0.14       58.49
         38 |        555        5.55       64.04
         39 |        289        2.89       66.93
         40 |          4        0.04       66.97
         41 |          4        0.04       67.01
         42 |          2        0.02       67.03
         44 |      1,571       15.71       82.74
         45 |          8        0.08       82.82
         47 |          3        0.03       82.85
         48 |        278        2.78       85.63
         49 |          2        0.02       85.65
         50 |          7        0.07       85.72
         51 |        173        1.73       87.45
         52 |         14        0.14       87.59
         53 |         18        0.18       87.77
         54 |         46        0.46       88.23
         55 |          5        0.05       88.28
         56 |          1        0.01       88.29
         57 |          1        0.01       88.30
         58 |         38        0.38       88.68
         59 |          1        0.01       88.69
         60 |          1        0.01       88.70
         61 |         64        0.64       89.34
         62 |         37        0.37       89.71
         63 |         66        0.66       90.37
         64 |          7        0.07       90.44
         65 |         21        0.21       90.65
         66 |         42        0.42       91.07
         67 |         39        0.39       91.46
         75 |          4        0.04       91.50
         76 |          3        0.03       91.53
         77 |          4        0.04       91.57
         79 |         13        0.13       91.70
         80 |         12        0.12       91.82
         81 |          4        0.04       91.86
         82 |          2        0.02       91.88
         83 |          5        0.05       91.93
         84 |         38        0.38       92.31
         85 |          4        0.04       92.35
         86 |          1        0.01       92.36
         87 |          9        0.09       92.45
         90 |        235        2.35       94.80
         91 |        410        4.10       98.90
         99 |        110        1.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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