| Country | Abstracts | Downloads | |
|---|
 | United States | 474 | 81 | 
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 | Australia | 110 | 23 |
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 | India | 54 | 14 |
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 | unknown | 29 | 11 |
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 | United Kingdom | 23 | 7 |
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 | Europe | 23 | 6 |
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 | Spain | 12 | 5 |
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 | Canada | 18 | 5 |
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 | Hong Kong | 9 | 4 |
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 | China | 18 | 3 |
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 | Germany | 7 | 3 |
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 | South Africa | 11 | 3 |
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 | Indonesia | 4 | 2 |
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 | Iceland | 3 | 2 |
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 | Greece | 4 | 2 |
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 | Thailand | 12 | 2 |
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 | Russian Federation | 4 | 2 |
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 | Italy | 5 | 2 |
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 | Japan | 4 | 2 |
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 | Brazil | 8 | 2 |
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 | Philippines | 4 | 2 |
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 | Poland | 6 | 2 |
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 | Namibia | 2 | 1 |
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 | Sweden | 7 | 1 |
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 | Netherlands | 8 | 1 |
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 | Egypt | 2 | 1 |
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 | Romania | 1 | 1 |
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 | Czech Republic | 2 | 1 |
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 | New Zealand | 1 | 1 |
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 | Zimbabwe | 3 | 1 |
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 | Belgium | 3 | 1 |
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 | Denmark | 2 | 1 |
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 | France | 5 | 1 |
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 | Kuwait | 4 | 1 |
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 | Taiwan, Province of China | 5 | 1 |
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 | Slovakia | 1 | 1 |
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 | Finland | 1 | 1 |
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 | Argentina | 2 | 1 |
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 | Iran, Islamic Republic of | 9 | 1 |
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 | Nigeria | 6 | 0 |
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 | Kenya | 4 | 0 |
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 | Malaysia | 4 | 0 |
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 | Sri Lanka | 3 | 0 |
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 | Israel | 3 | 0 |
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 | Tanzania, United Republic of | 2 | 0 |
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 | Turkey | 2 | 0 |
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 | Portugal | 2 | 0 |
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 | Ireland | 2 | 0 |
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 | Colombia | 1 | 0 |
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 | Nepal | 1 | 0 |
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 | Croatia | 1 | 0 |
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 | United Arab Emirates | 1 | 0 |
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 | Luxembourg | 1 | 0 |
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 | Saudi Arabia | 1 | 0 |
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 | Estonia | 1 | 0 |
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 | Lithuania | 1 | 0 |
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 | Hungary | 1 | 0 |
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 | Jamaica | 1 | 0 |
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 | Yugoslavia | 1 | 0 |
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 | Norway | 1 | 0 |
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 | Puerto Rico | 1 | 0 |
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 | Mexico | 1 | 0 |
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 | Singapore | 1 | 0 |
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 | Cyprus | 1 | 0 |
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 | Switzerland | 1 | 0 |
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