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

     Driver |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,230       52.30       52.30
          1 |         74        0.74       53.04
          2 |         13        0.13       53.17
          3 |         12        0.12       53.29
          4 |          2        0.02       53.31
          5 |         28        0.28       53.59
          6 |        688        6.88       60.47
          8 |          1        0.01       60.48
          9 |          1        0.01       60.49
         11 |         13        0.13       60.62
         20 |          3        0.03       60.65
         21 |         10        0.10       60.75
         23 |         30        0.30       61.05
         24 |         97        0.97       62.02
         26 |         18        0.18       62.20
         27 |         32        0.32       62.52
         28 |      1,244       12.44       74.96
         29 |          9        0.09       75.05
         30 |         16        0.16       75.21
         31 |          8        0.08       75.29
         32 |          1        0.01       75.30
         33 |         32        0.32       75.62
         34 |         12        0.12       75.74
         35 |         25        0.25       75.99
         36 |        129        1.29       77.28
         37 |         22        0.22       77.50
         38 |        146        1.46       78.96
         39 |        149        1.49       80.45
         40 |          5        0.05       80.50
         41 |         16        0.16       80.66
         42 |          8        0.08       80.74
         43 |          1        0.01       80.75
         44 |      1,004       10.04       90.79
         45 |          4        0.04       90.83
         46 |          2        0.02       90.85
         47 |          3        0.03       90.88
         48 |        179        1.79       92.67
         49 |          1        0.01       92.68
         50 |          3        0.03       92.71
         51 |         85        0.85       93.56
         52 |         18        0.18       93.74
         53 |         22        0.22       93.96
         54 |         14        0.14       94.10
         55 |          3        0.03       94.13
         57 |         15        0.15       94.28
         58 |        103        1.03       95.31
         59 |          2        0.02       95.33
         61 |         42        0.42       95.75
         62 |          9        0.09       95.84
         63 |         25        0.25       96.09
         64 |          1        0.01       96.10
         65 |          7        0.07       96.17
         66 |         12        0.12       96.29
         67 |          8        0.08       96.37
         69 |          1        0.01       96.38
         70 |          2        0.02       96.40
         71 |          1        0.01       96.41
         75 |          3        0.03       96.44
         76 |          1        0.01       96.45
         77 |          7        0.07       96.52
         78 |          1        0.01       96.53
         79 |         25        0.25       96.78
         80 |         11        0.11       96.89
         82 |          4        0.04       96.93
         83 |          1        0.01       96.94
         84 |         41        0.41       97.35
         86 |         14        0.14       97.49
         87 |         18        0.18       97.67
         90 |         68        0.68       98.35
         99 |        165        1.65      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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