#1 United States of America

#2 Russia

#3 Britian

#4 Canada

#5 China

#6 France

#7 Germany

#8 Israel

#9 Egypt

#10 Israel

#11 Brazil

#12 Spain

#13 Italy

#14 Saudi Arabia

#15 Nigeria

#16 Mexico

#17 North Korea

#18 South Korea

#19 Nigeria

#20 Pakistan