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

Total Lanes |
 in Roadway |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         11        0.11        0.11
          1 |        154        1.54        1.65
          2 |      6,431       64.31       65.96
          3 |      1,199       11.99       77.95
          4 |      1,507       15.07       93.02
          5 |        335        3.35       96.37
          6 |        159        1.59       97.96
          7 |         23        0.23       98.19
          8 |         27        0.27       98.46
          9 |        154        1.54      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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