13,1=[1]; 14,1=[2]; 15,1=3; 16,1=4 von: Immigration
17,1=5; 18,1=6; 19,1=7; 20,1=8; 21,1=9; 22,5=10; 23,2=11; 24,2=12 usw. von: Immigration and nationality
9,3=4; 10,3=5; 12,3=7; 13,3=8; 14,3=9; 15,3=10; 16,3=11; 17,3=12; 18,3=13; 19,3=14; 20,3=15; 21,3=16; 22,4=17; 23,3=18 usw. von: Law of the sea