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

    RELATED |
   FACTOR 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      2,656       26.56       26.56
          1 |        166        1.66       28.22
          2 |         54        0.54       28.76
          3 |         14        0.14       28.90
          4 |          4        0.04       28.94
          5 |      1,015       10.15       39.09
          6 |        171        1.71       40.80
          7 |          1        0.01       40.81
          9 |          1        0.01       40.82
         11 |          9        0.09       40.91
         12 |          2        0.02       40.93
         13 |          2        0.02       40.95
         15 |          2        0.02       40.97
         16 |         17        0.17       41.14
         17 |      1,357       13.57       54.71
         18 |          4        0.04       54.75
         20 |         61        0.61       55.36
         21 |         10        0.10       55.46
         22 |          4        0.04       55.50
         23 |          4        0.04       55.54
         24 |         80        0.80       56.34
         26 |         36        0.36       56.70
         27 |         68        0.68       57.38
         28 |        464        4.64       62.02
         29 |          7        0.07       62.09
         30 |          3        0.03       62.12
         31 |         19        0.19       62.31
         33 |         19        0.19       62.50
         34 |          4        0.04       62.54
         35 |         28        0.28       62.82
         36 |        156        1.56       64.38
         37 |         15        0.15       64.53
         38 |        550        5.50       70.03
         39 |        290        2.90       72.93
         41 |          4        0.04       72.97
         42 |          2        0.02       72.99
         44 |        843        8.43       81.42
         45 |          2        0.02       81.44
         46 |          4        0.04       81.48
         47 |          1        0.01       81.49
         48 |        190        1.90       83.39
         50 |          1        0.01       83.40
         51 |         42        0.42       83.82
         52 |          5        0.05       83.87
         53 |          6        0.06       83.93
         54 |         28        0.28       84.21
         57 |         54        0.54       84.75
         58 |         12        0.12       84.87
         59 |          1        0.01       84.88
         61 |         31        0.31       85.19
         62 |         14        0.14       85.33
         63 |         13        0.13       85.46
         64 |          3        0.03       85.49
         65 |          3        0.03       85.52
         66 |         38        0.38       85.90
         67 |          2        0.02       85.92
         71 |          1        0.01       85.93
         76 |          3        0.03       85.96
         79 |          2        0.02       85.98
         80 |         29        0.29       86.27
         81 |          9        0.09       86.36
         82 |          2        0.02       86.38
         83 |          7        0.07       86.45
         84 |         60        0.60       87.05
         85 |         16        0.16       87.21
         86 |         15        0.15       87.36
         87 |          9        0.09       87.45
         89 |         39        0.39       87.84
         90 |        241        2.41       90.25
         91 |         33        0.33       90.58
         92 |        106        1.06       91.64
         93 |        633        6.33       97.97
         94 |         12        0.12       98.09
         98 |          1        0.01       98.10
         99 |        190        1.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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