Frequencies for cargo_bt variable in vehnit dataset :

 CARGO BODY |
       TYPE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,106       83.28       83.28
          1 |         89        6.70       89.98
          2 |          4        0.30       90.29
          3 |         33        2.48       92.77
          4 |         19        1.43       94.20
          6 |          1        0.08       94.28
          7 |          4        0.30       94.58
          8 |          5        0.38       94.95
         10 |          1        0.08       95.03
         12 |          1        0.08       95.11
         20 |          1        0.08       95.18
         21 |          1        0.08       95.26
         96 |         22        1.66       96.91
         97 |         12        0.90       97.82
         98 |         25        1.88       99.70
         99 |          4        0.30      100.00
------------+-----------------------------------
      Total |      1,328      100.00

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