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

     DRIVER |
     HEIGHT |      Freq.     Percent        Cum.
------------+-----------------------------------
         42 |          1        0.01        0.01
         48 |          1        0.01        0.02
         56 |          1        0.01        0.03
         57 |          4        0.04        0.07
         58 |          8        0.08        0.15
         59 |         31        0.31        0.46
         60 |        154        1.54        2.00
         61 |        171        1.71        3.71
         62 |        308        3.08        6.79
         63 |        393        3.93       10.72
         64 |        492        4.92       15.64
         65 |        608        6.08       21.72
         66 |        806        8.06       29.78
         67 |        846        8.46       38.24
         68 |        908        9.08       47.32
         69 |        789        7.89       55.21
         70 |        925        9.25       64.46
         71 |        785        7.85       72.31
         72 |        928        9.28       81.59
         73 |        494        4.94       86.53
         74 |        374        3.74       90.27
         75 |        201        2.01       92.28
         76 |        140        1.40       93.68
         77 |         36        0.36       94.04
         78 |         23        0.23       94.27
         79 |          5        0.05       94.32
         80 |          4        0.04       94.36
         82 |          1        0.01       94.37
        999 |        501        5.01       99.38
          . |         62        0.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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