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

     DRIVER |
     HEIGHT |      Freq.     Percent        Cum.
------------+-----------------------------------
         47 |          2        0.02        0.02
         48 |          1        0.01        0.03
         51 |          1        0.01        0.04
         54 |          1        0.01        0.05
         55 |          3        0.03        0.08
         56 |          3        0.03        0.11
         57 |          9        0.09        0.20
         58 |         12        0.12        0.32
         59 |         40        0.40        0.72
         60 |        153        1.53        2.25
         61 |        178        1.78        4.03
         62 |        330        3.30        7.33
         63 |        407        4.07       11.40
         64 |        504        5.04       16.44
         65 |        595        5.95       22.39
         66 |        744        7.44       29.83
         67 |        808        8.08       37.91
         68 |        891        8.91       46.82
         69 |        789        7.89       54.71
         70 |        909        9.09       63.80
         71 |        910        9.10       72.90
         72 |        872        8.72       81.62
         73 |        494        4.94       86.56
         74 |        367        3.67       90.23
         75 |        216        2.16       92.39
         76 |        108        1.08       93.47
         77 |         45        0.45       93.92
         78 |         22        0.22       94.14
         79 |          3        0.03       94.17
         80 |          1        0.01       94.18
         81 |          2        0.02       94.20
         82 |          2        0.02       94.22
        999 |        526        5.26       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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