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 |      1,011       10.11       10.74
          2 |        137        1.37       12.11
          4 |        725        7.25       19.36
          5 |        573        5.73       25.09
          6 |      5,008       50.08       75.17
          8 |        592        5.92       81.09
          9 |        454        4.54       85.63
         10 |        115        1.15       86.78
         11 |         55        0.55       87.33
         12 |        468        4.68       92.01
         13 |         38        0.38       92.39
         15 |          4        0.04       92.43
         16 |         13        0.13       92.56
         17 |         25        0.25       92.81
         18 |          8        0.08       92.89
         19 |          8        0.08       92.97
         20 |         20        0.20       93.17
         21 |          5        0.05       93.22
         22 |         20        0.20       93.42
         23 |          2        0.02       93.44
         24 |         41        0.41       93.85
         25 |         14        0.14       93.99
         26 |         28        0.28       94.27
         27 |         12        0.12       94.39
         28 |         17        0.17       94.56
         29 |         29        0.29       94.85
         30 |          6        0.06       94.91
         31 |          6        0.06       94.97
         32 |         34        0.34       95.31
         33 |          2        0.02       95.33
         34 |         17        0.17       95.50
         35 |         25        0.25       95.75
         36 |         34        0.34       96.09
         37 |         12        0.12       96.21
         38 |          3        0.03       96.24
         39 |         20        0.20       96.44
         40 |         30        0.30       96.74
         41 |         41        0.41       97.15
         42 |         26        0.26       97.41
         44 |          3        0.03       97.44
         45 |          4        0.04       97.48
         46 |          2        0.02       97.50
         47 |         20        0.20       97.70
         48 |         83        0.83       98.53
         49 |         15        0.15       98.68
         50 |          2        0.02       98.70
         51 |         17        0.17       98.87
         53 |         16        0.16       99.03
         54 |          3        0.03       99.06
         55 |         13        0.13       99.19
         56 |          8        0.08       99.27
         95 |          8        0.08       99.35
         96 |          2        0.02       99.37
         97 |         14        0.14       99.51
         99 |         49        0.49      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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