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

     DRIVER |
     HEIGHT |      Freq.     Percent        Cum.
------------+-----------------------------------
         38 |          1        0.01        0.01
         48 |          1        0.01        0.02
         54 |          1        0.01        0.03
         56 |          1        0.01        0.04
         57 |          7        0.07        0.11
         58 |          9        0.09        0.20
         59 |         55        0.55        0.75
         60 |        150        1.50        2.25
         61 |        172        1.72        3.97
         62 |        384        3.84        7.81
         63 |        361        3.61       11.42
         64 |        564        5.64       17.06
         65 |        586        5.86       22.92
         66 |        812        8.12       31.04
         67 |        843        8.43       39.47
         68 |        862        8.62       48.09
         69 |        860        8.60       56.69
         70 |        889        8.89       65.58
         71 |        791        7.91       73.49
         72 |        856        8.56       82.05
         73 |        427        4.27       86.32
         74 |        373        3.73       90.05
         75 |        175        1.75       91.80
         76 |        122        1.22       93.02
         77 |         44        0.44       93.46
         78 |         20        0.20       93.66
         79 |          8        0.08       93.74
         80 |          5        0.05       93.79
         81 |          4        0.04       93.83
         83 |          1        0.01       93.84
        999 |        543        5.43       99.27
          . |         73        0.73      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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