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

total lanes |
 in roadway |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         72        0.72        0.72
          1 |        151        1.51        2.23
          2 |      5,451       54.51       56.74
          3 |      1,371       13.71       70.45
          4 |      1,211       12.11       82.56
          5 |      1,033       10.33       92.89
          6 |        336        3.36       96.25
          7 |        150        1.50       97.75
          8 |        133        1.33       99.08
          9 |         92        0.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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