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

    vehicle |
       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.01        0.01
          2 |        237        2.37        2.38
          3 |          6        0.06        2.44
          6 |        145        1.45        3.89
          7 |        504        5.04        8.93
          9 |         28        0.28        9.21
         10 |          2        0.02        9.23
         12 |      1,337       13.37       22.60
         13 |         68        0.68       23.28
         14 |         70        0.70       23.98
         18 |        113        1.13       25.11
         19 |         93        0.93       26.04
         20 |      1,241       12.41       38.45
         21 |         68        0.68       39.13
         22 |        128        1.28       40.41
         23 |        246        2.46       42.87
         24 |        106        1.06       43.93
         30 |         95        0.95       44.88
         32 |         29        0.29       45.17
         34 |        107        1.07       46.24
         35 |        472        4.72       50.96
         36 |          2        0.02       50.98
         37 |        865        8.65       59.63
         38 |         40        0.40       60.03
         39 |          8        0.08       60.11
         41 |        112        1.12       61.23
         42 |         96        0.96       62.19
         44 |          1        0.01       62.20
         45 |          9        0.09       62.29
         47 |          6        0.06       62.35
         48 |         87        0.87       63.22
         49 |        975        9.75       72.97
         50 |         14        0.14       73.11
         51 |        108        1.08       74.19
         52 |        126        1.26       75.45
         53 |        223        2.23       77.68
         54 |        105        1.05       78.73
         55 |        146        1.46       80.19
         58 |         51        0.51       80.70
         59 |        101        1.01       81.71
         60 |          1        0.01       81.72
         62 |         18        0.18       81.90
         63 |        127        1.27       83.17
         64 |          5        0.05       83.22
         65 |          1        0.01       83.23
         67 |          1        0.01       83.24
         69 |         10        0.10       83.34
         71 |         12        0.12       83.46
         72 |        380        3.80       87.26
         73 |        109        1.09       88.35
         74 |          1        0.01       88.36
         76 |        205        2.05       90.41
         77 |          5        0.05       90.46
         82 |        188        1.88       92.34
         83 |          1        0.01       92.35
         84 |        113        1.13       93.48
         85 |         75        0.75       94.23
         86 |         49        0.49       94.72
         87 |         93        0.93       95.65
         89 |          7        0.07       95.72
         90 |          1        0.01       95.73
         92 |          2        0.02       95.75
         93 |          5        0.05       95.80
         94 |          6        0.06       95.86
         98 |        165        1.65       97.51
         99 |        249        2.49      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016