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

    License |
      State |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        983        9.83        9.83
          2 |        126        1.26       11.09
          4 |        703        7.03       18.12
          5 |        597        5.97       24.09
          6 |      4,993       49.93       74.02
          8 |        556        5.56       79.58
          9 |        454        4.54       84.12
         10 |        112        1.12       85.24
         11 |         61        0.61       85.85
         12 |        454        4.54       90.39
         13 |         38        0.38       90.77
         15 |          3        0.03       90.80
         16 |          8        0.08       90.88
         17 |         35        0.35       91.23
         18 |         10        0.10       91.33
         19 |          9        0.09       91.42
         20 |         24        0.24       91.66
         21 |          8        0.08       91.74
         22 |         19        0.19       91.93
         23 |          3        0.03       91.96
         24 |         44        0.44       92.40
         25 |         18        0.18       92.58
         26 |         27        0.27       92.85
         27 |          6        0.06       92.91
         28 |         23        0.23       93.14
         29 |         32        0.32       93.46
         30 |          7        0.07       93.53
         31 |          4        0.04       93.57
         32 |         21        0.21       93.78
         33 |          4        0.04       93.82
         34 |         25        0.25       94.07
         35 |         28        0.28       94.35
         36 |         46        0.46       94.81
         37 |         14        0.14       94.95
         38 |          3        0.03       94.98
         39 |         23        0.23       95.21
         40 |         34        0.34       95.55
         41 |         42        0.42       95.97
         42 |         31        0.31       96.28
         43 |          1        0.01       96.29
         44 |          5        0.05       96.34
         45 |          5        0.05       96.39
         46 |          4        0.04       96.43
         47 |         18        0.18       96.61
         48 |         85        0.85       97.46
         49 |         12        0.12       97.58
         50 |          4        0.04       97.62
         51 |         16        0.16       97.78
         53 |         17        0.17       97.95
         54 |          3        0.03       97.98
         55 |         12        0.12       98.10
         56 |          6        0.06       98.16
         95 |          9        0.09       98.25
         96 |         13        0.13       98.38
         97 |          8        0.08       98.46
         99 |        154        1.54      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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