Frequencies for first 10,000 rows of cntyrfip variable in natlterr2000 dataset :

  County of |
  Residence |
     (FIPS) |      Freq.     Percent        Cum.
------------+-----------------------------------
      72021 |        585        5.85        5.85
      72025 |        402        4.02        9.87
      72031 |        479        4.79       14.66
      72097 |        228        2.28       16.94
      72113 |        474        4.74       21.68
      72127 |      1,042       10.42       32.10
      72999 |      6,790       67.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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