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

    License |
      State |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,027       10.27       10.27
          2 |        166        1.66       11.93
          4 |        948        9.48       21.41
          5 |        588        5.88       27.29
          6 |      6,081       60.81       88.10
          8 |        101        1.01       89.11
          9 |          4        0.04       89.15
         12 |         46        0.46       89.61
         13 |         50        0.50       90.11
         15 |          3        0.03       90.14
         16 |          9        0.09       90.23
         17 |         23        0.23       90.46
         18 |         15        0.15       90.61
         19 |         14        0.14       90.75
         20 |         10        0.10       90.85
         21 |          5        0.05       90.90
         22 |         19        0.19       91.09
         23 |          3        0.03       91.12
         24 |          5        0.05       91.17
         25 |          5        0.05       91.22
         26 |         21        0.21       91.43
         27 |         11        0.11       91.54
         28 |         34        0.34       91.88
         29 |         29        0.29       92.17
         30 |          2        0.02       92.19
         31 |          7        0.07       92.26
         32 |         30        0.30       92.56
         33 |          2        0.02       92.58
         34 |          7        0.07       92.65
         35 |         28        0.28       92.93
         36 |         13        0.13       93.06
         37 |         18        0.18       93.24
         39 |         15        0.15       93.39
         40 |         26        0.26       93.65
         41 |         49        0.49       94.14
         42 |         11        0.11       94.25
         43 |          1        0.01       94.26
         44 |          2        0.02       94.28
         45 |          3        0.03       94.31
         46 |          3        0.03       94.34
         47 |         40        0.40       94.74
         48 |         68        0.68       95.42
         49 |         17        0.17       95.59
         51 |          8        0.08       95.67
         53 |         34        0.34       96.01
         54 |          7        0.07       96.08
         55 |          7        0.07       96.15
         56 |          4        0.04       96.19
         94 |          5        0.05       96.24
         95 |         12        0.12       96.36
         96 |          9        0.09       96.45
         97 |         10        0.10       96.55
         99 |        345        3.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016