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

     DRIVER |
     HEIGHT |      Freq.     Percent        Cum.
------------+-----------------------------------
         48 |          1        0.01        0.01
         53 |          1        0.01        0.02
         54 |          3        0.03        0.05
         56 |          2        0.02        0.07
         57 |          4        0.04        0.11
         58 |         12        0.12        0.23
         59 |         47        0.47        0.70
         60 |        175        1.75        2.45
         61 |        204        2.04        4.49
         62 |        351        3.51        8.00
         63 |        383        3.83       11.83
         64 |        445        4.45       16.28
         65 |        600        6.00       22.28
         66 |        817        8.17       30.45
         67 |        862        8.62       39.07
         68 |        862        8.62       47.69
         69 |        824        8.24       55.93
         70 |        863        8.63       64.56
         71 |        840        8.40       72.96
         72 |        859        8.59       81.55
         73 |        501        5.01       86.56
         74 |        403        4.03       90.59
         75 |        181        1.81       92.40
         76 |        118        1.18       93.58
         77 |         43        0.43       94.01
         78 |         12        0.12       94.13
         79 |          5        0.05       94.18
         80 |          4        0.04       94.22
         81 |          1        0.01       94.23
         82 |          2        0.02       94.25
        999 |        494        4.94       99.19
          . |         81        0.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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