| Country | Abstracts | Downloads | |
|---|
 | United States | 304 | 204 | 
 |
 | South Africa | 35 | 59 |
|
 | unknown | 48 | 44 |
|
 | Europe | 84 | 38 |
|
 | India | 37 | 28 |
|
 | Australia | 62 | 28 |
|
 | United Kingdom | 16 | 14 |
|
 | Kenya | 14 | 12 |
|
 | Iran, Islamic Republic of | 2 | 7 |
|
 | China | 26 | 7 |
|
 | Ethiopia | 4 | 6 |
|
 | Canada | 6 | 6 |
|
 | Italy | 10 | 5 |
|
 | Germany | 1 | 5 |
|
 | Indonesia | 4 | 5 |
|
 | Spain | 7 | 4 |
|
 | Puerto Rico | 1 | 4 |
|
 | Malaysia | 5 | 4 |
|
 | Zimbabwe | 4 | 4 |
|
 | Nigeria | 5 | 3 |
|
 | Switzerland | 4 | 3 |
|
 | Lithuania | 9 | 2 |
|
 | Ghana | 3 | 2 |
|
 | Namibia | 1 | 2 |
|
 | Hong Kong | 6 | 2 |
|
 | Tanzania, United Republic of | 2 | 2 |
|
 | Philippines | 1 | 2 |
|
 | Taiwan, Province of China | 0 | 2 |
|
 | New Zealand | 1 | 2 |
|
 | Kuwait | 0 | 1 |
|
 | Bangladesh | 2 | 1 |
|
 | Yugoslavia | 0 | 1 |
|
 | Netherlands | 5 | 1 |
|
 | Japan | 4 | 1 |
|
 | Uganda | 0 | 1 |
|
 | Lesotho | 0 | 1 |
|
 | Norway | 0 | 1 |
|
 | Russian Federation | 2 | 1 |
|
 | Pakistan | 1 | 1 |
|
 | Thailand | 1 | 1 |
|
 | Trinidad and Tobago | 3 | 1 |
|
 | Colombia | 1 | 1 |
|
 | Greece | 3 | 1 |
|
 | Monaco | 0 | 1 |
|
 | Morocco | 0 | 1 |
|
 | Barbados | 1 | 1 |
|
 | Saudi Arabia | 0 | 1 |
|
 | Argentina | 0 | 1 |
|
 | Sri Lanka | 3 | 0 |
|
 | Cameroon | 3 | 0 |
|
 | Luxembourg | 1 | 0 |
|
 | Hungary | 1 | 0 |
|
 | France | 1 | 0 |
|
 | Mauritius | 1 | 0 |
|
 | Finland | 1 | 0 |
|
 | Armenia | 1 | 0 |
|
 | Poland | 1 | 0 |
|
 | Brazil | 1 | 0 |
|
 | Romania | 1 | 0 |
|
 | Korea, Republic of | 1 | 0 |
|
 | Chile | 1 | 0 |
|
 | Portugal | 1 | 0 |
|
