Frequencies for first 10,000 rows of dr_cf4 variable in vehicle dataset :

    RELATED |
   FACTOR 4 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,375       93.75       93.75
          1 |         10        0.10       93.85
          3 |          3        0.03       93.88
          4 |          1        0.01       93.89
          6 |          5        0.05       93.94
         11 |          1        0.01       93.95
         14 |          1        0.01       93.96
         24 |         13        0.13       94.09
         27 |          5        0.05       94.14
         28 |         24        0.24       94.38
         29 |          2        0.02       94.40
         31 |          1        0.01       94.41
         33 |          1        0.01       94.42
         34 |          1        0.01       94.43
         35 |          2        0.02       94.45
         36 |         16        0.16       94.61
         37 |          2        0.02       94.63
         38 |          3        0.03       94.66
         39 |          9        0.09       94.75
         40 |          1        0.01       94.76
         41 |          1        0.01       94.77
         42 |          1        0.01       94.78
         44 |         20        0.20       94.98
         46 |          3        0.03       95.01
         48 |         26        0.26       95.27
         50 |          1        0.01       95.28
         51 |          3        0.03       95.31
         52 |          6        0.06       95.37
         53 |          7        0.07       95.44
         57 |          9        0.09       95.53
         58 |         77        0.77       96.30
         61 |          1        0.01       96.31
         62 |          1        0.01       96.32
         63 |          1        0.01       96.33
         64 |          1        0.01       96.34
         65 |          1        0.01       96.35
         66 |          1        0.01       96.36
         76 |          1        0.01       96.37
         79 |          2        0.02       96.39
         80 |         10        0.10       96.49
         81 |          3        0.03       96.52
         83 |          2        0.02       96.54
         84 |          4        0.04       96.58
         85 |          1        0.01       96.59
         87 |         12        0.12       96.71
         90 |         12        0.12       96.83
         91 |        104        1.04       97.87
         92 |          8        0.08       97.95
         99 |        205        2.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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