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

Registratio |
    n State |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        142        1.42        1.42
          1 |      1,130       11.30       12.72
          2 |        105        1.05       13.77
          4 |        998        9.98       23.75
          5 |        533        5.33       29.08
          6 |      6,280       62.80       91.88
          8 |         16        0.16       92.04
          9 |          9        0.09       92.13
         11 |          1        0.01       92.14
         12 |         40        0.40       92.54
         13 |         35        0.35       92.89
         15 |          5        0.05       92.94
         16 |          9        0.09       93.03
         17 |         29        0.29       93.32
         18 |         17        0.17       93.49
         19 |          6        0.06       93.55
         20 |          9        0.09       93.64
         21 |          3        0.03       93.67
         22 |         18        0.18       93.85
         23 |          2        0.02       93.87
         24 |          2        0.02       93.89
         25 |          2        0.02       93.91
         26 |         15        0.15       94.06
         27 |          8        0.08       94.14
         28 |         29        0.29       94.43
         29 |         19        0.19       94.62
         30 |          6        0.06       94.68
         31 |          8        0.08       94.76
         32 |         51        0.51       95.27
         33 |          2        0.02       95.29
         34 |          6        0.06       95.35
         35 |         22        0.22       95.57
         36 |         11        0.11       95.68
         37 |         11        0.11       95.79
         38 |          2        0.02       95.81
         39 |         19        0.19       96.00
         40 |         32        0.32       96.32
         41 |         37        0.37       96.69
         42 |          8        0.08       96.77
         45 |          9        0.09       96.86
         46 |          4        0.04       96.90
         47 |         30        0.30       97.20
         48 |         75        0.75       97.95
         49 |         11        0.11       98.06
         50 |          1        0.01       98.07
         51 |          7        0.07       98.14
         53 |         30        0.30       98.44
         55 |          6        0.06       98.50
         56 |          2        0.02       98.52
         93 |          3        0.03       98.55
         94 |          2        0.02       98.57
         95 |         12        0.12       98.69
         96 |          3        0.03       98.72
         97 |         13        0.13       98.85
         99 |        115        1.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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