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

total lanes |
 in roadway |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         75        0.75        0.75
          1 |        164        1.64        2.39
          2 |      5,583       55.83       58.22
          3 |      1,338       13.38       71.60
          4 |      1,217       12.17       83.77
          5 |        956        9.56       93.33
          6 |        337        3.37       96.70
          7 |        148        1.48       98.18
          8 |         70        0.70       98.88
          9 |        112        1.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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