| Country | Abstracts | Downloads | |
|---|
 | United States | 489 | 430 | 
 |
 | Australia | 132 | 96 | 
 |
 | United Kingdom | 27 | 66 | 
 |
 | unknown | 102 | 39 | 
 |
 | Europe | 21 | 39 | 
 |
 | Canada | 25 | 36 | 
 |
 | South Africa | 12 | 29 | 
 |
 | India | 17 | 26 | 
 |
 | Spain | 22 | 19 | 
 |
 | Thailand | 15 | 16 | 
 |
 | Switzerland | 11 | 13 | 
 |
 | Saudi Arabia | 2 | 12 | 
 |
 | United Arab Emirates | 2 | 11 | 
 |
 | Mexico | 7 | 9 | 
 |
 | Belgium | 3 | 8 | 
 |
 | Indonesia | 2 | 8 | 
 |
 | Singapore | 4 | 8 | 
 |
 | Hong Kong | 2 | 8 | 
 |
 | Malaysia | 3 | 7 | 
 |
 | China | 9 | 7 | 
 |
 | Japan | 9 | 7 | 
 |
 | Egypt | 0 | 6 | 
 |
 | Germany | 8 | 6 | 
 |
 | Poland | 7 | 5 | 
 |
 | New Zealand | 3 | 4 | 
 |
 | Latvia | 3 | 4 | 
 |
 | Ireland | 1 | 4 | 
 |
 | Argentina | 6 | 4 | 
 |
 | Ethiopia | 1 | 4 | 
 |
 | Italy | 7 | 4 | 
 |
 | Taiwan, Province of China | 2 | 3 | 
 |
 | Brazil | 6 | 3 | 
 |
 | Lithuania | 1 | 3 | 
 |
 | Portugal | 3 | 3 | 
 |
 | France | 2 | 3 | 
 |
 | Senegal | 2 | 3 | 
 |
 | Iran, Islamic Republic of | 1 | 3 | 
 |
 | Zimbabwe | 1 | 3 | 
 |
 | Philippines | 2 | 3 | 
 |
 | Sweden | 8 | 3 | 
 |
 | Netherlands | 2 | 3 | 
 |
 | Austria | 4 | 3 | 
 |
 | Macau | 0 | 2 | 
 |
 | Romania | 1 | 2 | 
 |
 | Costa Rica | 0 | 2 | 
 |
 | Pakistan | 1 | 2 | 
 |
 | Turkey | 4 | 2 | 
 |
 | Vietnam | 1 | 2 | 
 |
 | Greece | 2 | 2 | 
 |
 | Bahrain | 0 | 2 | 
 |
 | Finland | 2 | 2 | 
 |
 | Sri Lanka | 1 | 2 | 
 |
 | Bosnia and Herzegovina | 0 | 1 | 
 |
 | Papua New Guinea | 0 | 1 | 
 |
 | Oman | 0 | 1 | 
 |
 | Kenya | 0 | 1 | 
 |
 | Tanzania, United Republic of | 0 | 1 | 
 |
 | Iceland | 0 | 1 | 
 |
 | Chile | 0 | 1 | 
 |
 | Mauritius | 0 | 1 | 
 |
 | Nigeria | 0 | 1 | 
 |
 | Algeria | 0 | 1 | 
 |
 | Lebanon | 0 | 1 | 
 |
 | Slovenia | 1 | 1 | 
 |
 | Albania | 0 | 1 | 
 |
 | Jordan | 0 | 1 | 
 |
 | Libyan Arab Jamahiriya | 1 | 1 | 
 |
 | Barbados | 0 | 1 | 
 |
 | Nepal | 1 | 1 | 
 |
 | Hungary | 2 | 1 | 
 |
 | Guatemala | 1 | 1 | 
 |
 | Korea, Republic of | 2 | 1 | 
 |
 | Qatar | 0 | 1 | 
 |
 | Fiji | 1 | 1 | 
 |
 | Ecuador | 0 | 1 | 
 |
 | Norway | 4 | 0 | 
 |
 | Colombia | 3 | 0 | 
 |
 | Czech Republic | 3 | 0 | 
 |
 | Russian Federation | 2 | 0 | 
 |
 | Ukraine | 1 | 0 | 
 |
 | Slovakia | 1 | 0 | 
 |
 | Bulgaria | 1 | 0 | 
 |
 | Puerto Rico | 1 | 0 | 
 |
 | Kuwait | 1 | 0 | 
 |