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

Registratio |
    n State |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        150        1.50        1.50
          1 |      1,052       10.52       12.02
          2 |        100        1.00       13.02
          4 |        956        9.56       22.58
          5 |        495        4.95       27.53
          6 |      6,429       64.29       91.82
          8 |         20        0.20       92.02
         11 |          2        0.02       92.04
         12 |         44        0.44       92.48
         13 |         31        0.31       92.79
         15 |          2        0.02       92.81
         16 |          7        0.07       92.88
         17 |         29        0.29       93.17
         18 |         15        0.15       93.32
         19 |         11        0.11       93.43
         20 |         10        0.10       93.53
         21 |          6        0.06       93.59
         22 |         15        0.15       93.74
         23 |          1        0.01       93.75
         24 |          3        0.03       93.78
         25 |          3        0.03       93.81
         26 |         16        0.16       93.97
         27 |         11        0.11       94.08
         28 |         16        0.16       94.24
         29 |         27        0.27       94.51
         30 |          3        0.03       94.54
         31 |          8        0.08       94.62
         32 |         60        0.60       95.22
         33 |          2        0.02       95.24
         34 |          5        0.05       95.29
         35 |         23        0.23       95.52
         36 |         10        0.10       95.62
         37 |         13        0.13       95.75
         39 |         24        0.24       95.99
         40 |         24        0.24       96.23
         41 |         67        0.67       96.90
         42 |         13        0.13       97.03
         45 |          5        0.05       97.08
         46 |          4        0.04       97.12
         47 |         30        0.30       97.42
         48 |         60        0.60       98.02
         49 |         14        0.14       98.16
         50 |          1        0.01       98.17
         51 |          6        0.06       98.23
         53 |         32        0.32       98.55
         54 |          1        0.01       98.56
         55 |          6        0.06       98.62
         56 |          6        0.06       98.68
         93 |          6        0.06       98.74
         94 |          4        0.04       98.78
         95 |          6        0.06       98.84
         96 |          4        0.04       98.88
         97 |         17        0.17       99.05
         99 |         95        0.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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