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

    RELATED |
   FACTOR 4 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,518       95.18       95.18
          1 |          1        0.01       95.19
          5 |          4        0.04       95.23
          6 |          4        0.04       95.27
         11 |          1        0.01       95.28
         18 |          1        0.01       95.29
         21 |          1        0.01       95.30
         24 |          8        0.08       95.38
         27 |          1        0.01       95.39
         28 |          2        0.02       95.41
         34 |          1        0.01       95.42
         36 |          9        0.09       95.51
         37 |          3        0.03       95.54
         39 |          2        0.02       95.56
         48 |          5        0.05       95.61
         51 |          1        0.01       95.62
         52 |          1        0.01       95.63
         53 |          1        0.01       95.64
         58 |         11        0.11       95.75
         73 |          2        0.02       95.77
         74 |          4        0.04       95.81
         83 |          1        0.01       95.82
         84 |          1        0.01       95.83
         85 |          1        0.01       95.84
         87 |          1        0.01       95.85
         89 |          4        0.04       95.89
         90 |          2        0.02       95.91
         91 |         19        0.19       96.10
         92 |         38        0.38       96.48
         93 |         14        0.14       96.62
         94 |          3        0.03       96.65
         99 |        335        3.35      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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