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

  NUMBER OF |
      AXLES |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,007       90.07       90.07
          2 |        151        1.51       91.58
          3 |        103        1.03       92.61
          4 |         56        0.56       93.17
          5 |        384        3.84       97.01
          6 |         14        0.14       97.15
          7 |          2        0.02       97.17
          9 |          1        0.01       97.18
         98 |        163        1.63       98.81
         99 |        119        1.19      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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