Frequencies for make variable in vehicle dataset :

       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.14        0.14
          2 |         11        1.54        1.68
          6 |          4        0.56        2.23
          7 |         12        1.68        3.91
          9 |         10        1.40        5.31
         12 |         81       11.31       16.62
         13 |          1        0.14       16.76
         14 |          4        0.56       17.32
         18 |         12        1.68       18.99
         19 |          2        0.28       19.27
         20 |         56        7.82       27.09
         21 |         18        2.51       29.61
         22 |         21        2.93       32.54
         23 |          3        0.42       32.96
         30 |          7        0.98       33.94
         32 |          1        0.14       34.08
         33 |          1        0.14       34.22
         34 |          3        0.42       34.64
         35 |         67        9.36       43.99
         37 |         34        4.75       48.74
         38 |         15        2.09       50.84
         41 |         39        5.45       56.28
         42 |          3        0.42       56.70
         48 |          3        0.42       57.12
         49 |        101       14.11       71.23
         51 |          6        0.84       72.07
         52 |         57        7.96       80.03
         53 |         31        4.33       84.36
         54 |          1        0.14       84.50
         55 |         26        3.63       88.13
         63 |         11        1.54       89.66
         69 |          2        0.28       89.94
         72 |          2        0.28       90.22
         73 |          4        0.56       90.78
         76 |          4        0.56       91.34
         82 |          1        0.14       91.48
         84 |          4        0.56       92.04
         85 |          1        0.14       92.18
         86 |          7        0.98       93.16
         87 |          1        0.14       93.30
         89 |          2        0.28       93.58
         98 |          5        0.70       94.27
         99 |         41        5.73      100.00
------------+-----------------------------------
      Total |        716      100.00

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