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

     Driver |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,239       32.39       32.39
          1 |        161        1.61       34.00
          2 |         23        0.23       34.23
          3 |         11        0.11       34.34
          4 |          8        0.08       34.42
          5 |         72        0.72       35.14
          6 |        320        3.20       38.34
          8 |          6        0.06       38.40
          9 |          1        0.01       38.41
         10 |          1        0.01       38.42
         11 |          6        0.06       38.48
         12 |          4        0.04       38.52
         19 |          2        0.02       38.54
         20 |         57        0.57       39.11
         21 |         20        0.20       39.31
         22 |         16        0.16       39.47
         23 |         16        0.16       39.63
         24 |        125        1.25       40.88
         26 |         35        0.35       41.23
         27 |         73        0.73       41.96
         28 |      1,606       16.06       58.02
         29 |         10        0.10       58.12
         30 |          8        0.08       58.20
         31 |         15        0.15       58.35
         33 |         35        0.35       58.70
         34 |         11        0.11       58.81
         35 |         54        0.54       59.35
         36 |         52        0.52       59.87
         37 |         25        0.25       60.12
         38 |        536        5.36       65.48
         39 |        394        3.94       69.42
         40 |          3        0.03       69.45
         41 |          4        0.04       69.49
         42 |          2        0.02       69.51
         44 |      1,541       15.41       84.92
         45 |          9        0.09       85.01
         46 |          1        0.01       85.02
         48 |        310        3.10       88.12
         50 |         12        0.12       88.24
         51 |        128        1.28       89.52
         52 |          7        0.07       89.59
         53 |          6        0.06       89.65
         54 |         30        0.30       89.95
         55 |          5        0.05       90.00
         57 |          2        0.02       90.02
         58 |         57        0.57       90.59
         61 |         44        0.44       91.03
         62 |         35        0.35       91.38
         63 |         33        0.33       91.71
         64 |          4        0.04       91.75
         65 |         14        0.14       91.89
         66 |         34        0.34       92.23
         67 |         31        0.31       92.54
         69 |          2        0.02       92.56
         71 |          2        0.02       92.58
         75 |          1        0.01       92.59
         76 |          8        0.08       92.67
         78 |          1        0.01       92.68
         79 |          7        0.07       92.75
         80 |         26        0.26       93.01
         81 |          7        0.07       93.08
         82 |          2        0.02       93.10
         83 |          5        0.05       93.15
         84 |         54        0.54       93.69
         85 |          8        0.08       93.77
         87 |         17        0.17       93.94
         90 |        295        2.95       96.89
         91 |        138        1.38       98.27
         92 |         37        0.37       98.64
         99 |        136        1.36      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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