Frequencies for first 10,000 rows of metrores variable in natlterr2003 dataset :

Metropolita |
n Residence |
 County U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,401       84.01       84.01
          2 |      1,599       15.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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