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

    Vehicle |
       Make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         28        0.28        0.28
          2 |        111        1.11        1.39
          3 |          2        0.02        1.41
          6 |        109        1.09        2.50
          7 |        451        4.51        7.01
          8 |          1        0.01        7.02
          9 |        176        1.76        8.78
         10 |          5        0.05        8.83
         12 |      1,661       16.61       25.44
         13 |         42        0.42       25.86
         14 |        172        1.72       27.58
         18 |        256        2.56       30.14
         19 |        131        1.31       31.45
         20 |      1,756       17.56       49.01
         21 |        293        2.93       51.94
         22 |        297        2.97       54.91
         23 |        227        2.27       57.18
         29 |          1        0.01       57.19
         30 |        211        2.11       59.30
         31 |          2        0.02       59.32
         32 |         17        0.17       59.49
         33 |          1        0.01       59.50
         34 |         53        0.53       60.03
         35 |        644        6.44       66.47
         36 |         10        0.10       66.57
         37 |        554        5.54       72.11
         38 |         41        0.41       72.52
         39 |          5        0.05       72.57
         41 |        166        1.66       74.23
         42 |         42        0.42       74.65
         43 |          6        0.06       74.71
         44 |         11        0.11       74.82
         45 |         23        0.23       75.05
         46 |         16        0.16       75.21
         47 |          5        0.05       75.26
         48 |         63        0.63       75.89
         49 |        811        8.11       84.00
         50 |         10        0.10       84.10
         51 |         32        0.32       84.42
         52 |         70        0.70       85.12
         53 |        109        1.09       86.21
         59 |         97        0.97       87.18
         60 |          1        0.01       87.19
         62 |         88        0.88       88.07
         63 |        127        1.27       89.34
         64 |          2        0.02       89.36
         67 |        126        1.26       90.62
         69 |         10        0.10       90.72
         70 |          2        0.02       90.74
         82 |        135        1.35       92.09
         84 |        166        1.66       93.75
         85 |        106        1.06       94.81
         86 |         45        0.45       95.26
         87 |        113        1.13       96.39
         88 |         53        0.53       96.92
         95 |         64        0.64       97.56
         98 |         17        0.17       97.73
         99 |        227        2.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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