Frequencies for first 10,000 rows of oterr variable in natlterr2013 dataset :

 Occurrence |
Territory/P |
  ossession |
        U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
         AS |      1,077       10.77       10.77
         GU |      3,287       32.87       43.64
         MP |      1,029       10.29       53.93
         PR |      4,607       46.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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