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

    Vehicle |
       Make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        134        1.34        1.34
          2 |         92        0.92        2.26
          3 |          2        0.02        2.28
          6 |         95        0.95        3.23
          7 |        495        4.95        8.18
          8 |          7        0.07        8.25
          9 |        275        2.75       11.00
         12 |      1,763       17.63       28.63
         13 |         45        0.45       29.08
         14 |        230        2.30       31.38
         18 |        284        2.84       34.22
         19 |        150        1.50       35.72
         20 |      1,942       19.42       55.14
         21 |        321        3.21       58.35
         22 |        372        3.72       62.07
         23 |        198        1.98       64.05
         29 |          4        0.04       64.09
         30 |        395        3.95       68.04
         31 |          5        0.05       68.09
         32 |         24        0.24       68.33
         33 |          4        0.04       68.37
         34 |         40        0.40       68.77
         35 |        406        4.06       72.83
         36 |         53        0.53       73.36
         37 |        516        5.16       78.52
         38 |          5        0.05       78.57
         39 |          4        0.04       78.61
         40 |          1        0.01       78.62
         41 |         92        0.92       79.54
         42 |         44        0.44       79.98
         43 |         26        0.26       80.24
         44 |          6        0.06       80.30
         45 |         33        0.33       80.63
         46 |         10        0.10       80.73
         47 |         11        0.11       80.84
         48 |         53        0.53       81.37
         49 |        460        4.60       85.97
         50 |         40        0.40       86.37
         51 |         38        0.38       86.75
         59 |          5        0.05       86.80
         60 |          2        0.02       86.82
         61 |          3        0.03       86.85
         62 |        145        1.45       88.30
         63 |        164        1.64       89.94
         64 |          3        0.03       89.97
         65 |          2        0.02       89.99
         66 |         80        0.80       90.79
         67 |        192        1.92       92.71
         69 |         32        0.32       93.03
         70 |         17        0.17       93.20
         81 |          4        0.04       93.24
         82 |         98        0.98       94.22
         84 |        188        1.88       96.10
         85 |         83        0.83       96.93
         86 |         40        0.40       97.33
         87 |         89        0.89       98.22
         88 |         56        0.56       98.78
         95 |         43        0.43       99.21
         98 |         47        0.47       99.68
         99 |         32        0.32      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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