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

Registratio |
    n State |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         63        0.63        0.63
          1 |      1,037       10.37       11.00
          2 |        142        1.42       12.42
          4 |        719        7.19       19.61
          5 |        567        5.67       25.28
          6 |      5,296       52.96       78.24
          8 |        610        6.10       84.34
          9 |        451        4.51       88.85
         10 |        110        1.10       89.95
         11 |         36        0.36       90.31
         12 |        196        1.96       92.27
         13 |         36        0.36       92.63
         15 |          1        0.01       92.64
         16 |          5        0.05       92.69
         17 |         27        0.27       92.96
         18 |         16        0.16       93.12
         19 |          5        0.05       93.17
         20 |         23        0.23       93.40
         21 |          7        0.07       93.47
         22 |         23        0.23       93.70
         23 |          2        0.02       93.72
         24 |         28        0.28       94.00
         25 |         13        0.13       94.13
         26 |         15        0.15       94.28
         27 |          8        0.08       94.36
         28 |         23        0.23       94.59
         29 |         28        0.28       94.87
         30 |          6        0.06       94.93
         31 |          6        0.06       94.99
         32 |         34        0.34       95.33
         34 |         18        0.18       95.51
         35 |         29        0.29       95.80
         36 |         27        0.27       96.07
         37 |          9        0.09       96.16
         38 |          5        0.05       96.21
         39 |         23        0.23       96.44
         40 |         26        0.26       96.70
         41 |         53        0.53       97.23
         42 |         27        0.27       97.50
         44 |          6        0.06       97.56
         45 |          8        0.08       97.64
         46 |          3        0.03       97.67
         47 |         28        0.28       97.95
         48 |         72        0.72       98.67
         49 |         19        0.19       98.86
         50 |          3        0.03       98.89
         51 |         15        0.15       99.04
         53 |         20        0.20       99.24
         54 |          3        0.03       99.27
         55 |          7        0.07       99.34
         56 |         13        0.13       99.47
         95 |          3        0.03       99.50
         96 |          2        0.02       99.52
         97 |         12        0.12       99.64
         99 |         36        0.36      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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