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

       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          5        0.05        0.05
          2 |        191        1.91        1.96
          3 |          2        0.02        1.98
          6 |         76        0.76        2.74
          7 |        579        5.79        8.53
          9 |        126        1.26        9.79
         10 |         10        0.10        9.89
         12 |      1,843       18.43       28.32
         13 |         65        0.65       28.97
         14 |        217        2.17       31.14
         18 |        204        2.04       33.18
         19 |        101        1.01       34.19
         20 |      1,590       15.90       50.09
         21 |        222        2.22       52.31
         22 |        268        2.68       54.99
         23 |        275        2.75       57.74
         24 |         58        0.58       58.32
         25 |          1        0.01       58.33
         29 |          2        0.02       58.35
         30 |        119        1.19       59.54
         31 |          1        0.01       59.55
         32 |          9        0.09       59.64
         34 |         77        0.77       60.41
         35 |        489        4.89       65.30
         37 |        627        6.27       71.57
         38 |         59        0.59       72.16
         39 |         12        0.12       72.28
         41 |        162        1.62       73.90
         42 |         39        0.39       74.29
         43 |          2        0.02       74.31
         45 |         12        0.12       74.43
         47 |         10        0.10       74.53
         48 |         61        0.61       75.14
         49 |        754        7.54       82.68
         50 |          3        0.03       82.71
         51 |         66        0.66       83.37
         52 |        110        1.10       84.47
         53 |         71        0.71       85.18
         54 |         83        0.83       86.01
         55 |         72        0.72       86.73
         56 |          1        0.01       86.74
         58 |         14        0.14       86.88
         59 |         38        0.38       87.26
         60 |          5        0.05       87.31
         61 |          3        0.03       87.34
         62 |          7        0.07       87.41
         63 |         18        0.18       87.59
         64 |          3        0.03       87.62
         69 |          1        0.01       87.63
         70 |          1        0.01       87.64
         71 |          6        0.06       87.70
         72 |        147        1.47       89.17
         73 |         65        0.65       89.82
         74 |          1        0.01       89.83
         76 |         80        0.80       90.63
         82 |        216        2.16       92.79
         84 |        138        1.38       94.17
         85 |         97        0.97       95.14
         86 |         50        0.50       95.64
         87 |        104        1.04       96.68
         89 |         38        0.38       97.06
         90 |          2        0.02       97.08
         91 |          2        0.02       97.10
         92 |          8        0.08       97.18
         93 |          5        0.05       97.23
         94 |          4        0.04       97.27
         98 |         87        0.87       98.14
         99 |        186        1.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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