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

    License |
      State |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,215       12.15       12.15
          2 |        130        1.30       13.45
          4 |      1,049       10.49       23.94
          5 |        650        6.50       30.44
          6 |      5,820       58.20       88.64
          8 |         21        0.21       88.85
          9 |          6        0.06       88.91
         10 |          1        0.01       88.92
         12 |         44        0.44       89.36
         13 |         43        0.43       89.79
         15 |          1        0.01       89.80
         16 |         10        0.10       89.90
         17 |         31        0.31       90.21
         18 |         11        0.11       90.32
         19 |         15        0.15       90.47
         20 |         14        0.14       90.61
         21 |          7        0.07       90.68
         22 |         26        0.26       90.94
         24 |          4        0.04       90.98
         25 |          6        0.06       91.04
         26 |         13        0.13       91.17
         27 |          7        0.07       91.24
         28 |         38        0.38       91.62
         29 |         30        0.30       91.92
         30 |          3        0.03       91.95
         31 |          2        0.02       91.97
         32 |         40        0.40       92.37
         33 |          1        0.01       92.38
         34 |          4        0.04       92.42
         35 |         25        0.25       92.67
         36 |         12        0.12       92.79
         37 |         14        0.14       92.93
         38 |          1        0.01       92.94
         39 |         21        0.21       93.15
         40 |         22        0.22       93.37
         41 |         44        0.44       93.81
         42 |         10        0.10       93.91
         45 |          4        0.04       93.95
         46 |          4        0.04       93.99
         47 |         35        0.35       94.34
         48 |         80        0.80       95.14
         49 |         14        0.14       95.28
         51 |          8        0.08       95.36
         53 |         37        0.37       95.73
         54 |          1        0.01       95.74
         55 |         18        0.18       95.92
         56 |          9        0.09       96.01
         94 |          8        0.08       96.09
         95 |          7        0.07       96.16
         96 |          9        0.09       96.25
         97 |          9        0.09       96.34
         99 |        366        3.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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