Academic Institutions Lifetime |
Academic Institutions Prior Five Years |
Non-academic Institutions Lifetime |
|||
---|---|---|---|---|---|
#1 | China | #1 | China | #1 | Russia |
#2 | South Korea | #2 | Hong Kong | #2 | Canada |
#3 | Japan | #3 | China | #3 | United States |
#4 | Japan | #4 | United States | #4 | India |
#5 | Poland | #5 | Sweden | #5 | United States |
#6 | Spain | #6 | Germany | #6 | Germany |
#7 | China | #7 | Brazil | #7 | Slovenia |
#8 | Greece | #8 | Brazil | #8 | Austria |
#9 | United States | #9 | Greece | #9 | India |
#10 | Greece | #10 | South Africa | #10 | Japan |
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