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

    LICENSE |
      STATE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,402       14.02       14.02
          2 |         93        0.93       14.95
          4 |      1,018       10.18       25.13
          5 |        725        7.25       32.38
          6 |      4,460       44.60       76.98
          8 |        693        6.93       83.91
          9 |        381        3.81       87.72
         11 |          1        0.01       87.73
         12 |         60        0.60       88.33
         13 |         56        0.56       88.89
         15 |          2        0.02       88.91
         16 |         13        0.13       89.04
         17 |         25        0.25       89.29
         18 |          7        0.07       89.36
         19 |         10        0.10       89.46
         20 |         19        0.19       89.65
         21 |          6        0.06       89.71
         22 |         24        0.24       89.95
         23 |          1        0.01       89.96
         24 |          7        0.07       90.03
         25 |         12        0.12       90.15
         26 |         18        0.18       90.33
         27 |         13        0.13       90.46
         28 |         37        0.37       90.83
         29 |         26        0.26       91.09
         30 |          5        0.05       91.14
         31 |          9        0.09       91.23
         32 |         57        0.57       91.80
         34 |         14        0.14       91.94
         35 |         27        0.27       92.21
         36 |         19        0.19       92.40
         37 |         16        0.16       92.56
         38 |          1        0.01       92.57
         39 |          7        0.07       92.64
         40 |         36        0.36       93.00
         41 |         31        0.31       93.31
         42 |          9        0.09       93.40
         43 |          1        0.01       93.41
         44 |          8        0.08       93.49
         45 |          7        0.07       93.56
         46 |          3        0.03       93.59
         47 |         51        0.51       94.10
         48 |         89        0.89       94.99
         49 |         20        0.20       95.19
         50 |          1        0.01       95.20
         51 |          8        0.08       95.28
         53 |         27        0.27       95.55
         54 |          1        0.01       95.56
         55 |          6        0.06       95.62
         56 |         13        0.13       95.75
         95 |         10        0.10       95.85
         96 |         15        0.15       96.00
         97 |         23        0.23       96.23
         99 |        298        2.98       99.21
          . |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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