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

     driver |
     height |      Freq.     Percent        Cum.
------------+-----------------------------------
         37 |          3        0.03        0.03
         42 |          1        0.01        0.04
         53 |          1        0.01        0.05
         55 |          3        0.03        0.08
         56 |          2        0.02        0.10
         57 |          6        0.06        0.16
         58 |         10        0.10        0.26
         59 |         39        0.39        0.65
         60 |        132        1.32        1.97
         61 |        174        1.74        3.71
         62 |        321        3.21        6.92
         63 |        352        3.52       10.44
         64 |        492        4.92       15.36
         65 |        515        5.15       20.51
         66 |        756        7.56       28.07
         67 |        787        7.87       35.94
         68 |        865        8.65       44.59
         69 |        810        8.10       52.69
         70 |        979        9.79       62.48
         71 |        908        9.08       71.56
         72 |        920        9.20       80.76
         73 |        485        4.85       85.61
         74 |        380        3.80       89.41
         75 |        239        2.39       91.80
         76 |        111        1.11       92.91
         77 |         55        0.55       93.46
         78 |         19        0.19       93.65
         79 |          5        0.05       93.70
         80 |          3        0.03       93.73
         81 |          4        0.04       93.77
        998 |         51        0.51       94.28
        999 |        572        5.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016