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

  NUMBER OF |
      AXLES |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,074       90.74       90.74
          2 |        156        1.56       92.30
          3 |        107        1.07       93.37
          4 |         40        0.40       93.77
          5 |        388        3.88       97.65
          6 |         18        0.18       97.83
          7 |          5        0.05       97.88
          9 |          1        0.01       97.89
         98 |        146        1.46       99.35
         99 |         65        0.65      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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