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

    RELATED |
   FACTOR 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,199       31.99       31.99
          1 |         99        0.99       32.98
          2 |         34        0.34       33.32
          3 |          5        0.05       33.37
          4 |          5        0.05       33.42
          5 |      1,171       11.71       45.13
          6 |        265        2.65       47.78
          8 |         11        0.11       47.89
         11 |          8        0.08       47.97
         12 |          6        0.06       48.03
         13 |          1        0.01       48.04
         16 |         18        0.18       48.22
         18 |          2        0.02       48.24
         19 |          1        0.01       48.25
         20 |         35        0.35       48.60
         21 |          9        0.09       48.69
         22 |          3        0.03       48.72
         23 |          8        0.08       48.80
         24 |         62        0.62       49.42
         26 |         31        0.31       49.73
         27 |         64        0.64       50.37
         28 |        847        8.47       58.84
         29 |          5        0.05       58.89
         30 |          4        0.04       58.93
         31 |         20        0.20       59.13
         33 |         11        0.11       59.24
         34 |          7        0.07       59.31
         35 |         22        0.22       59.53
         36 |         89        0.89       60.42
         37 |         27        0.27       60.69
         38 |        476        4.76       65.45
         39 |        248        2.48       67.93
         41 |          4        0.04       67.97
         42 |          5        0.05       68.02
         44 |      1,164       11.64       79.66
         45 |          2        0.02       79.68
         46 |          6        0.06       79.74
         47 |          2        0.02       79.76
         48 |        434        4.34       84.10
         50 |          1        0.01       84.11
         51 |         24        0.24       84.35
         52 |          5        0.05       84.40
         53 |         10        0.10       84.50
         54 |         32        0.32       84.82
         57 |         16        0.16       84.98
         58 |         48        0.48       85.46
         61 |         30        0.30       85.76
         62 |         14        0.14       85.90
         63 |         19        0.19       86.09
         65 |          5        0.05       86.14
         66 |          8        0.08       86.22
         67 |          5        0.05       86.27
         70 |          1        0.01       86.28
         73 |         34        0.34       86.62
         74 |          7        0.07       86.69
         76 |          2        0.02       86.71
         79 |          2        0.02       86.73
         80 |         38        0.38       87.11
         81 |          9        0.09       87.20
         83 |          9        0.09       87.29
         84 |         35        0.35       87.64
         85 |          9        0.09       87.73
         86 |          7        0.07       87.80
         87 |          9        0.09       87.89
         88 |          3        0.03       87.92
         89 |          6        0.06       87.98
         90 |        233        2.33       90.31
         91 |          9        0.09       90.40
         92 |        627        6.27       96.67
         93 |         23        0.23       96.90
         94 |         11        0.11       97.01
         98 |          2        0.02       97.03
         99 |        297        2.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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