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

       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          7        0.07        0.07
          2 |        200        2.00        2.07
          3 |          2        0.02        2.09
          6 |         88        0.88        2.97
          7 |        457        4.57        7.54
          9 |        142        1.42        8.96
         10 |         12        0.12        9.08
         12 |      1,807       18.07       27.15
         13 |         74        0.74       27.89
         14 |        192        1.92       29.81
         18 |        256        2.56       32.37
         19 |        127        1.27       33.64
         20 |      1,541       15.41       49.05
         21 |        300        3.00       52.05
         22 |        268        2.68       54.73
         23 |        269        2.69       57.42
         24 |         41        0.41       57.83
         30 |        109        1.09       58.92
         31 |          1        0.01       58.93
         32 |          9        0.09       59.02
         34 |         61        0.61       59.63
         35 |        552        5.52       65.15
         36 |          2        0.02       65.17
         37 |        568        5.68       70.85
         38 |         45        0.45       71.30
         39 |         14        0.14       71.44
         41 |        200        2.00       73.44
         42 |         52        0.52       73.96
         43 |          3        0.03       73.99
         44 |          3        0.03       74.02
         45 |         10        0.10       74.12
         46 |          4        0.04       74.16
         47 |          6        0.06       74.22
         48 |         59        0.59       74.81
         49 |        807        8.07       82.88
         50 |          3        0.03       82.91
         51 |         45        0.45       83.36
         52 |        107        1.07       84.43
         53 |         83        0.83       85.26
         54 |         51        0.51       85.77
         55 |         72        0.72       86.49
         56 |          4        0.04       86.53
         57 |          1        0.01       86.54
         58 |         14        0.14       86.68
         59 |         18        0.18       86.86
         60 |          6        0.06       86.92
         62 |          7        0.07       86.99
         63 |         15        0.15       87.14
         71 |          4        0.04       87.18
         72 |        117        1.17       88.35
         73 |         65        0.65       89.00
         76 |         73        0.73       89.73
         82 |        180        1.80       91.53
         84 |        152        1.52       93.05
         85 |        103        1.03       94.08
         86 |         55        0.55       94.63
         87 |        123        1.23       95.86
         88 |          2        0.02       95.88
         89 |         58        0.58       96.46
         98 |        109        1.09       97.55
         99 |        245        2.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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