Frequencies for axles variable in vehnit dataset :

  NUMBER OF |
      AXLES |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,168       83.85       83.85
          2 |         49        3.52       87.37
          3 |         43        3.09       90.45
          4 |          4        0.29       90.74
          5 |         81        5.81       96.55
          6 |          2        0.14       96.70
          7 |          1        0.07       96.77
          9 |          1        0.07       96.84
         10 |          1        0.07       96.91
         98 |         34        2.44       99.35
         99 |          9        0.65      100.00
------------+-----------------------------------
      Total |      1,393      100.00

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