Frequencies for first 10,000 rows of oterr variable in natlterr2006 dataset :

 Occurrence |
Territory/P |
  ossession |
        U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
         AS |      1,442       14.42       14.42
         GU |      3,411       34.11       48.53
         MP |      1,422       14.22       62.75
         PR |      3,725       37.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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