Frequencies for first 10,000 rows of dr_cf3 variable in vehicle dataset :

    RELATED |
   FACTOR 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,868       78.68       78.68
          1 |         11        0.11       78.79
          2 |          8        0.08       78.87
          3 |          5        0.05       78.92
          4 |          2        0.02       78.94
          6 |          9        0.09       79.03
         11 |          3        0.03       79.06
         12 |          1        0.01       79.07
         17 |        139        1.39       80.46
         18 |          1        0.01       80.47
         19 |          1        0.01       80.48
         21 |          4        0.04       80.52
         22 |          1        0.01       80.53
         23 |          4        0.04       80.57
         24 |         35        0.35       80.92
         26 |          2        0.02       80.94
         27 |          8        0.08       81.02
         28 |        107        1.07       82.09
         30 |          1        0.01       82.10
         31 |          1        0.01       82.11
         33 |          2        0.02       82.13
         34 |          4        0.04       82.17
         35 |         17        0.17       82.34
         36 |         31        0.31       82.65
         37 |         19        0.19       82.84
         38 |         15        0.15       82.99
         39 |         26        0.26       83.25
         41 |          3        0.03       83.28
         42 |          1        0.01       83.29
         44 |        352        3.52       86.81
         45 |          2        0.02       86.83
         46 |         22        0.22       87.05
         48 |        332        3.32       90.37
         49 |          2        0.02       90.39
         50 |          1        0.01       90.40
         51 |         28        0.28       90.68
         52 |         50        0.50       91.18
         53 |         29        0.29       91.47
         54 |          3        0.03       91.50
         55 |          2        0.02       91.52
         56 |          2        0.02       91.54
         57 |         27        0.27       91.81
         58 |        254        2.54       94.35
         59 |          2        0.02       94.37
         60 |          1        0.01       94.38
         61 |         11        0.11       94.49
         62 |          5        0.05       94.54
         63 |          4        0.04       94.58
         65 |          2        0.02       94.60
         66 |          6        0.06       94.66
         67 |          2        0.02       94.68
         71 |          1        0.01       94.69
         75 |          2        0.02       94.71
         76 |          3        0.03       94.74
         79 |          4        0.04       94.78
         80 |         18        0.18       94.96
         81 |          3        0.03       94.99
         82 |          1        0.01       95.00
         83 |          3        0.03       95.03
         84 |         12        0.12       95.15
         85 |          6        0.06       95.21
         86 |          2        0.02       95.23
         87 |         27        0.27       95.50
         88 |          3        0.03       95.53
         90 |         44        0.44       95.97
         91 |        147        1.47       97.44
         92 |         21        0.21       97.65
         93 |          4        0.04       97.69
         99 |        231        2.31      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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