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

    RELATED |
   FACTOR 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,987       89.87       89.87
          1 |          9        0.09       89.96
          2 |          2        0.02       89.98
          3 |          1        0.01       89.99
          4 |          1        0.01       90.00
          5 |         20        0.20       90.20
          6 |         23        0.23       90.43
          7 |          1        0.01       90.44
          8 |          2        0.02       90.46
         11 |          5        0.05       90.51
         13 |          1        0.01       90.52
         18 |          1        0.01       90.53
         21 |          1        0.01       90.54
         23 |          1        0.01       90.55
         24 |         31        0.31       90.86
         26 |          3        0.03       90.89
         27 |          8        0.08       90.97
         28 |         52        0.52       91.49
         29 |          1        0.01       91.50
         33 |          4        0.04       91.54
         34 |          2        0.02       91.56
         35 |          3        0.03       91.59
         36 |         20        0.20       91.79
         37 |         13        0.13       91.92
         38 |          9        0.09       92.01
         39 |         21        0.21       92.22
         42 |          1        0.01       92.23
         48 |         51        0.51       92.74
         50 |          2        0.02       92.76
         51 |          8        0.08       92.84
         52 |         19        0.19       93.03
         53 |          6        0.06       93.09
         54 |          1        0.01       93.10
         57 |          5        0.05       93.15
         58 |         82        0.82       93.97
         73 |          4        0.04       94.01
         74 |          6        0.06       94.07
         77 |          1        0.01       94.08
         80 |          3        0.03       94.11
         82 |          1        0.01       94.12
         84 |          5        0.05       94.17
         85 |          3        0.03       94.20
         87 |         11        0.11       94.31
         89 |          6        0.06       94.37
         90 |          5        0.05       94.42
         91 |         50        0.50       94.92
         92 |        124        1.24       96.16
         93 |         39        0.39       96.55
         94 |         10        0.10       96.65
         99 |        335        3.35      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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