|  | United States | 282949 |
 | Germany | 48913 |
 | China | 21883 |
| Russian Federation | 8976 |
 | Netherlands | 7967 |
 | Canada | 2983 |
 | Norway | 1485 |
 | Czech Republic | 1263 |
 | Finland | 1261 |
 | Israel | 1240 |
| United Kingdom | 1225 |
 | Romania | 1133 |
| South Africa | 993 |
 | France | 792 |
 | Bulgaria | 760 |
| Korea Republic of | 616 |
 | Denmark | 535 |
 | Italy | 534 |
 | Turkey | 476 |
| Armenia | 320 |
 | India | 314 |
 | Sweden | 250 |
 | Malaysia | 241 |
 | Belgium | 229 |
 | Poland | 221 |
 | Australia | 220 |
| Peru | 194 |
 | Spain | 169 |
| Brazil | 161 |
|
|  | Switzerland | 158 |
 | Vietnam | 148 |
 | Japan | 140 |
 | Portugal | 109 |
| Thailand | 107 |
| Sri Lanka | 107 |
 | Hong Kong | 92 |
| Colombia | 87 |
| Netherlands Antilles | 86 |
 | Austria | 67 |
 | Greece | 61 |
| Belarus | 57 |
| Mexico | 56 |
 | Ireland | 47 |
| Estonia | 41 |
| New Zealand | 35 |
 | Lithuania | 35 |
 | Indonesia | 33 |
 | Morocco | 25 |
 | Albania | 24 |
 | Hungary | 23 |
 | Chile | 20 |
 | Argentina | 18 |
| Europe | 17 |
 | Croatia | 15 |
| Iran Islamic Republic of | 14 |
| Philippines | 14 |
| Pakistan | 14 |
 | Serbia | 13 |
|
|  | Slovakia | 12 |
| Venezuela | 12 |
| United Arab Emirates | 11 |
 | Kuwait | 10 |
| Uruguay | 9 |
 | Kazakhstan | 9 |
 | Saudi Arabia | 8 |
 | Mauritius | 6 |
| Puerto Rico | 6 |
| Ecuador | 5 |
 | Slovenia | 5 |
| Dominican Republic | 4 |
 | Egypt | 4 |
 | Singapore | 4 |
 | Ukraine | 4 |
 | Cyprus | 4 |
 | Nigeria | 4 |
 | Macedonia | 4 |
 | Tunisia | 4 |
 | Latvia | 4 |
 | Luxembourg | 3 |
| Guinea | 3 |
| Martinique | 3 |
 | Nepal | 3 |
 | Lebanon | 3 |
 | Kenya | 2 |
| Turks and Caicos Islands | 2 |
| Kyrgyzstan | 2 |
| Costa Rica | 2 |
|