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

       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          3        0.03        0.03
          2 |        203        2.03        2.06
          3 |          6        0.06        2.12
          6 |        101        1.01        3.13
          7 |        546        5.46        8.59
          9 |        143        1.43       10.02
         10 |          8        0.08       10.10
         12 |      1,818       18.18       28.28
         13 |         89        0.89       29.17
         14 |        176        1.76       30.93
         18 |        203        2.03       32.96
         19 |        104        1.04       34.00
         20 |      1,480       14.80       48.80
         21 |        192        1.92       50.72
         22 |        250        2.50       53.22
         23 |        266        2.66       55.88
         24 |         91        0.91       56.79
         30 |        115        1.15       57.94
         32 |         14        0.14       58.08
         34 |         63        0.63       58.71
         35 |        448        4.48       63.19
         37 |        688        6.88       70.07
         38 |         68        0.68       70.75
         39 |          6        0.06       70.81
         41 |        176        1.76       72.57
         42 |         43        0.43       73.00
         44 |          1        0.01       73.01
         45 |          7        0.07       73.08
         46 |          1        0.01       73.09
         47 |          9        0.09       73.18
         48 |         52        0.52       73.70
         49 |        754        7.54       81.24
         50 |          1        0.01       81.25
         51 |         62        0.62       81.87
         52 |        156        1.56       83.43
         53 |        108        1.08       84.51
         54 |         87        0.87       85.38
         55 |         73        0.73       86.11
         56 |          2        0.02       86.13
         58 |         18        0.18       86.31
         59 |         42        0.42       86.73
         60 |          2        0.02       86.75
         61 |          3        0.03       86.78
         62 |          9        0.09       86.87
         63 |         25        0.25       87.12
         64 |          3        0.03       87.15
         69 |          3        0.03       87.18
         71 |          4        0.04       87.22
         72 |        159        1.59       88.81
         73 |         73        0.73       89.54
         76 |         84        0.84       90.38
         81 |          1        0.01       90.39
         82 |        216        2.16       92.55
         83 |          1        0.01       92.56
         84 |        153        1.53       94.09
         85 |         85        0.85       94.94
         86 |         53        0.53       95.47
         87 |        110        1.10       96.57
         88 |          1        0.01       96.58
         89 |         28        0.28       96.86
         90 |          6        0.06       96.92
         92 |          9        0.09       97.01
         93 |          8        0.08       97.09
         94 |          3        0.03       97.12
         98 |        110        1.10       98.22
         99 |        178        1.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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