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

    RELATED |
   FACTOR 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,735       57.35       57.35
          1 |         59        0.59       57.94
          2 |         19        0.19       58.13
          3 |          7        0.07       58.20
          4 |          8        0.08       58.28
          5 |         80        0.80       59.08
          6 |        216        2.16       61.24
          7 |          1        0.01       61.25
          9 |          1        0.01       61.26
         11 |          8        0.08       61.34
         20 |          3        0.03       61.37
         21 |          5        0.05       61.42
         22 |          7        0.07       61.49
         23 |          6        0.06       61.55
         24 |         61        0.61       62.16
         26 |         10        0.10       62.26
         27 |         32        0.32       62.58
         28 |      1,019       10.19       72.77
         29 |         12        0.12       72.89
         30 |         11        0.11       73.00
         31 |          8        0.08       73.08
         33 |         24        0.24       73.32
         34 |          8        0.08       73.40
         35 |         20        0.20       73.60
         36 |         57        0.57       74.17
         37 |         14        0.14       74.31
         38 |        150        1.50       75.81
         39 |        186        1.86       77.67
         40 |          8        0.08       77.75
         41 |         11        0.11       77.86
         42 |          2        0.02       77.88
         44 |      1,129       11.29       89.17
         45 |          1        0.01       89.18
         48 |        278        2.78       91.96
         49 |          4        0.04       92.00
         51 |         29        0.29       92.29
         52 |         25        0.25       92.54
         53 |         24        0.24       92.78
         54 |          3        0.03       92.81
         55 |          3        0.03       92.84
         56 |          1        0.01       92.85
         57 |         10        0.10       92.95
         58 |        136        1.36       94.31
         59 |          1        0.01       94.32
         60 |          2        0.02       94.34
         61 |         19        0.19       94.53
         62 |         18        0.18       94.71
         63 |         14        0.14       94.85
         65 |         12        0.12       94.97
         66 |          5        0.05       95.02
         67 |         12        0.12       95.14
         69 |          4        0.04       95.18
         71 |          2        0.02       95.20
         76 |          5        0.05       95.25
         79 |         24        0.24       95.49
         80 |         16        0.16       95.65
         81 |          3        0.03       95.68
         83 |          4        0.04       95.72
         84 |         26        0.26       95.98
         85 |          2        0.02       96.00
         86 |          1        0.01       96.01
         87 |         28        0.28       96.29
         90 |         90        0.90       97.19
         91 |        165        1.65       98.84
         92 |         12        0.12       98.96
         97 |          1        0.01       98.97
         99 |        103        1.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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