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

     Driver |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,156       51.56       51.56
          1 |         48        0.48       52.04
          2 |         15        0.15       52.19
          3 |          8        0.08       52.27
          4 |          3        0.03       52.30
          5 |         66        0.66       52.96
          6 |        639        6.39       59.35
          7 |          1        0.01       59.36
          9 |          1        0.01       59.37
         10 |          1        0.01       59.38
         11 |          5        0.05       59.43
         12 |          2        0.02       59.45
         20 |          2        0.02       59.47
         21 |         11        0.11       59.58
         22 |          6        0.06       59.64
         23 |         13        0.13       59.77
         24 |         94        0.94       60.71
         26 |         13        0.13       60.84
         27 |         53        0.53       61.37
         28 |      1,262       12.62       73.99
         29 |          7        0.07       74.06
         30 |         19        0.19       74.25
         31 |         17        0.17       74.42
         33 |         32        0.32       74.74
         34 |          4        0.04       74.78
         35 |         42        0.42       75.20
         36 |         62        0.62       75.82
         37 |         20        0.20       76.02
         38 |        265        2.65       78.67
         39 |        195        1.95       80.62
         40 |          2        0.02       80.64
         41 |         10        0.10       80.74
         42 |          3        0.03       80.77
         43 |          1        0.01       80.78
         44 |        907        9.07       89.85
         45 |          2        0.02       89.87
         46 |          1        0.01       89.88
         47 |          1        0.01       89.89
         48 |        254        2.54       92.43
         50 |          1        0.01       92.44
         51 |         70        0.70       93.14
         52 |         18        0.18       93.32
         53 |         25        0.25       93.57
         54 |         12        0.12       93.69
         55 |          1        0.01       93.70
         56 |          1        0.01       93.71
         58 |        109        1.09       94.80
         61 |         44        0.44       95.24
         62 |         21        0.21       95.45
         63 |         22        0.22       95.67
         64 |          1        0.01       95.68
         65 |         17        0.17       95.85
         66 |         10        0.10       95.95
         67 |         13        0.13       96.08
         68 |          3        0.03       96.11
         69 |          1        0.01       96.12
         71 |          3        0.03       96.15
         72 |          1        0.01       96.16
         73 |          2        0.02       96.18
         75 |          3        0.03       96.21
         76 |          2        0.02       96.23
         77 |          1        0.01       96.24
         79 |         12        0.12       96.36
         80 |         10        0.10       96.46
         81 |          3        0.03       96.49
         82 |          2        0.02       96.51
         83 |          4        0.04       96.55
         84 |         20        0.20       96.75
         85 |         10        0.10       96.85
         86 |          1        0.01       96.86
         87 |         15        0.15       97.01
         90 |         49        0.49       97.50
         91 |        133        1.33       98.83
         92 |          1        0.01       98.84
         99 |        116        1.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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