Frequencies for first 10,000 rows of me_rout variable in natlterr2007 dataset :

    Route & |
  Method of |
   Delivery |
        RFP |
620=f_md_ro |
      ute R |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,163       61.63       61.63
          1 |      1,888       18.88       80.51
          2 |          7        0.07       80.58
          3 |         81        0.81       81.39
          4 |      1,861       18.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015