Frequencies for first 10,000 rows of vin_5 variable in vehicle dataset :

      vin_5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         62        0.62        0.62
          0 |      1,356       13.56       14.18
          1 |        518        5.18       19.36
          2 |        259        2.59       21.95
          3 |        245        2.45       24.40
          4 |        495        4.95       29.35
          5 |        375        3.75       33.10
          6 |        218        2.18       35.28
          7 |        787        7.87       43.15
          8 |        150        1.50       44.65
          9 |      1,975       19.75       64.40
          A |        107        1.07       65.47
          B |         97        0.97       66.44
          C |        239        2.39       68.83
          D |         63        0.63       69.46
          E |        121        1.21       70.67
          F |        256        2.56       73.23
          G |        181        1.81       75.04
          H |        455        4.55       79.59
          I |          2        0.02       79.61
          J |         71        0.71       80.32
          K |        191        1.91       82.23
          L |        226        2.26       84.49
          M |         81        0.81       85.30
          N |        111        1.11       86.41
          O |          6        0.06       86.47
          P |         38        0.38       86.85
          Q |         17        0.17       87.02
          R |        362        3.62       90.64
          S |        178        1.78       92.42
          T |        168        1.68       94.10
          U |        130        1.30       95.40
          V |         87        0.87       96.27
          W |         33        0.33       96.60
          X |        128        1.28       97.88
          Y |        148        1.48       99.36
          Z |         64        0.64      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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