| Country | Abstracts | Downloads | |
|---|
 | United States | 515 | 55 | 
 |
 | Spain | 19 | 6 |
|
 | Finland | 1 | 5 |
|
 | China | 12 | 4 |
|
 | unknown | 29 | 4 |
|
 | Canada | 14 | 3 |
|
 | Germany | 27 | 3 |
|
 | South Africa | 12 | 3 |
|
 | United Kingdom | 29 | 2 |
|
 | Brazil | 5 | 2 |
|
 | Italy | 15 | 2 |
|
 | Ecuador | 2 | 2 |
|
 | Portugal | 7 | 2 |
|
 | New Zealand | 4 | 2 |
|
 | Ireland | 5 | 2 |
|
 | Europe | 25 | 2 |
|
 | Slovenia | 3 | 1 |
|
 | Mexico | 3 | 1 |
|
 | Czech Republic | 2 | 1 |
|
 | Switzerland | 5 | 1 |
|
 | Argentina | 2 | 1 |
|
 | Hong Kong | 3 | 1 |
|
 | France | 3 | 1 |
|
 | Malta | 1 | 1 |
|
 | Denmark | 5 | 1 |
|
 | Iceland | 1 | 1 |
|
 | Philippines | 1 | 1 |
|
 | Russian Federation | 6 | 1 |
|
 | Moldova, Republic of | 1 | 1 |
|
 | Australia | 76 | 0 |
|
 | Netherlands | 13 | 0 |
|
 | Thailand | 11 | 0 |
|
 | Malaysia | 11 | 0 |
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 | Egypt | 8 | 0 |
|
 | Austria | 6 | 0 |
|
 | Singapore | 5 | 0 |
|
 | Taiwan, Province of China | 4 | 0 |
|
 | Greece | 4 | 0 |
|
 | Iran, Islamic Republic of | 4 | 0 |
|
 | United Arab Emirates | 3 | 0 |
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 | Indonesia | 3 | 0 |
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 | Belgium | 3 | 0 |
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 | Hungary | 3 | 0 |
|
 | India | 3 | 0 |
|
 | Saudi Arabia | 2 | 0 |
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 | Poland | 2 | 0 |
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 | Norway | 2 | 0 |
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 | Sweden | 2 | 0 |
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 | Turkey | 2 | 0 |
|
 | Korea, Republic of | 2 | 0 |
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 | Vietnam | 2 | 0 |
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 | Japan | 2 | 0 |
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 | Slovakia | 1 | 0 |
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 | Yugoslavia | 1 | 0 |
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 | Estonia | 1 | 0 |
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 | Luxembourg | 1 | 0 |
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 | Lithuania | 1 | 0 |
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 | Nepal | 1 | 0 |
|
 | Cyprus | 1 | 0 |
|
 | Macedonia, the Former Yugoslav Republic of | 1 | 0 |
|
 | Oman | 1 | 0 |
|
 | Croatia | 1 | 0 |
|
