Frequencies for first 10,000 rows of region variable in namcs2004 dataset :

 geographic |
     region |      Freq.     Percent        Cum.
------------+-----------------------------------
  Northeast |      2,081       20.81       20.81
    Midwest |      2,513       25.13       45.94
      South |      3,181       31.81       77.75
       West |      2,225       22.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016