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

    Vehicle |
       Make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        174        1.74        1.74
          6 |        107        1.07        2.81
          7 |        514        5.14        7.95
          8 |          4        0.04        7.99
          9 |        364        3.64       11.63
         12 |      1,988       19.88       31.51
         13 |         54        0.54       32.05
         14 |        228        2.28       34.33
         18 |        402        4.02       38.35
         19 |        144        1.44       39.79
         20 |      2,138       21.38       61.17
         21 |        295        2.95       64.12
         22 |        457        4.57       68.69
         30 |        522        5.22       73.91
         32 |         11        0.11       74.02
         35 |        245        2.45       76.47
         36 |         35        0.35       76.82
         37 |        275        2.75       79.57
         41 |         44        0.44       80.01
         43 |         31        0.31       80.32
         45 |         30        0.30       80.62
         48 |         11        0.11       80.73
         49 |        195        1.95       82.68
         51 |         18        0.18       82.86
         69 |        526        5.26       88.12
         95 |        913        9.13       97.25
         98 |        242        2.42       99.67
         99 |         33        0.33      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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