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

total lanes |
 in roadway |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         65        0.65        0.65
          1 |        182        1.82        2.47
          2 |      6,233       62.33       64.80
          3 |      1,198       11.98       76.78
          4 |      1,570       15.70       92.48
          5 |        392        3.92       96.40
          6 |        255        2.55       98.95
          7 |         30        0.30       99.25
          8 |         29        0.29       99.54
          9 |         46        0.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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