Frequencies for first 10,000 rows of oterr variable in natlterr2005 dataset :

 Occurrence |
Territory/P |
  ossession |
        U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
         AS |      1,720       17.20       17.20
         GU |      3,202       32.02       49.22
         MP |      1,333       13.33       62.55
         PR |      3,745       37.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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