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

     DRIVER |
     HEIGHT |      Freq.     Percent        Cum.
------------+-----------------------------------
         53 |          1        0.01        0.01
         55 |          2        0.02        0.03
         56 |          2        0.02        0.05
         57 |         12        0.12        0.17
         58 |         15        0.15        0.32
         59 |         50        0.50        0.82
         60 |        159        1.59        2.41
         61 |        177        1.77        4.18
         62 |        356        3.56        7.74
         63 |        342        3.42       11.16
         64 |        511        5.11       16.27
         65 |        568        5.68       21.95
         66 |        866        8.66       30.61
         67 |        844        8.44       39.05
         68 |        916        9.16       48.21
         69 |        803        8.03       56.24
         70 |        890        8.90       65.14
         71 |        875        8.75       73.89
         72 |        869        8.69       82.58
         73 |        476        4.76       87.34
         74 |        364        3.64       90.98
         75 |        171        1.71       92.69
         76 |        119        1.19       93.88
         77 |         33        0.33       94.21
         78 |         17        0.17       94.38
         79 |          8        0.08       94.46
         80 |          2        0.02       94.48
         81 |          2        0.02       94.50
         82 |          3        0.03       94.53
        999 |        495        4.95       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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