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

     Driver |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,451       54.51       54.51
          1 |         45        0.45       54.96
          2 |         14        0.14       55.10
          3 |          7        0.07       55.17
          4 |          8        0.08       55.25
          5 |         65        0.65       55.90
          6 |        511        5.11       61.01
          9 |          2        0.02       61.03
         11 |         10        0.10       61.13
         12 |          1        0.01       61.14
         20 |          3        0.03       61.17
         21 |         13        0.13       61.30
         22 |          2        0.02       61.32
         23 |         19        0.19       61.51
         24 |         79        0.79       62.30
         26 |         13        0.13       62.43
         27 |         45        0.45       62.88
         28 |      1,303       13.03       75.91
         29 |          7        0.07       75.98
         30 |         20        0.20       76.18
         31 |          6        0.06       76.24
         33 |         25        0.25       76.49
         34 |          6        0.06       76.55
         35 |         29        0.29       76.84
         36 |         67        0.67       77.51
         37 |         20        0.20       77.71
         38 |        221        2.21       79.92
         39 |        179        1.79       81.71
         40 |          1        0.01       81.72
         41 |         18        0.18       81.90
         42 |          1        0.01       81.91
         44 |        915        9.15       91.06
         45 |          2        0.02       91.08
         48 |        217        2.17       93.25
         51 |         59        0.59       93.84
         52 |         13        0.13       93.97
         53 |         14        0.14       94.11
         54 |          4        0.04       94.15
         55 |          1        0.01       94.16
         56 |          1        0.01       94.17
         58 |        120        1.20       95.37
         59 |          2        0.02       95.39
         60 |          1        0.01       95.40
         61 |         30        0.30       95.70
         62 |         17        0.17       95.87
         63 |         17        0.17       96.04
         64 |          4        0.04       96.08
         65 |         12        0.12       96.20
         66 |         16        0.16       96.36
         67 |          5        0.05       96.41
         71 |          4        0.04       96.45
         75 |          1        0.01       96.46
         76 |          6        0.06       96.52
         77 |          1        0.01       96.53
         79 |          8        0.08       96.61
         80 |         10        0.10       96.71
         81 |          1        0.01       96.72
         83 |          3        0.03       96.75
         84 |         15        0.15       96.90
         85 |          4        0.04       96.94
         87 |         22        0.22       97.16
         90 |         61        0.61       97.77
         91 |        134        1.34       99.11
         92 |          9        0.09       99.20
         99 |         80        0.80      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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