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

  Number of |
wheels/driv |
  er wheels |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,011       70.11       70.11
         42 |      1,614       16.14       86.25
         44 |        889        8.89       95.14
         62 |          3        0.03       95.17
         64 |        481        4.81       99.98
         66 |          1        0.01       99.99
         84 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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