|
|  | United States | 259691 |
 | Germany | 47347 |
 | Russian Federation | 8833 |
 | Netherlands | 7175 |
 | Canada | 2293 |
 | China | 2235 |
 | Norway | 1480 |
 | Czech Republic | 1256 |
 | Finland | 1235 |
 | Romania | 1131 |
 | United Kingdom | 1013 |
 | South Africa | 988 |
 | Bulgaria | 751 |
| Korea Republic of | 616 |
 | Denmark | 531 |
 | Italy | 510 |
 | Turkey | 476 |
 | France | 339 |
| Armenia | 315 |
 | Malaysia | 239 |
 | Belgium | 221 |
 | Poland | 215 |
 | Israel | 208 |
 | Australia | 199 |
| Peru | 193 |
 | Brazil | 158 |
 | Switzerland | 149 |
 | Vietnam | 146 |
 | Sweden | 142 |
 | Japan | 137 |
| Sri Lanka | 107 |
 | Portugal | 106 |
| Thailand | 106 |
 | Hong Kong | 91 |
 | Spain | 86 |
| Netherlands Antilles | 84 |
| Colombia | 83 |
 | Austria | 63 |
 | Greece | 59 |
| Belarus | 57 |
| Mexico | 56 |
 | India | 50 |
 | Estonia | 41 |
 | Lithuania | 35 |
|
|
|  | Ireland | 32 |
 | Indonesia | 30 |
 | Albania | 24 |
 | Hungary | 23 |
| Morocco | 23 |
 | Chile | 20 |
| New Zealand | 20 |
 | Argentina | 18 |
 | Europe | 15 |
| Iran Islamic Republic of | 14 |
 | Croatia | 14 |
| Pakistan | 14 |
| Philippines | 14 |
 | Serbia | 12 |
 | Slovakia | 12 |
| Venezuela | 12 |
 | United Arab Emirates | 11 |
 | Kuwait | 10 |
| Uruguay | 9 |
 | Kazakhstan | 8 |
 | Saudi Arabia | 8 |
| Puerto Rico | 6 |
 | Mauritius | 5 |
 | Slovenia | 5 |
| Ecuador | 5 |
 | Tunisia | 4 |
 | Ukraine | 4 |
 | Egypt | 4 |
 | Macedonia | 4 |
 | Nigeria | 4 |
 | Cyprus | 4 |
 | Latvia | 4 |
 | Singapore | 3 |
 | Lebanon | 3 |
| Dominican Republic | 3 |
 | Luxembourg | 3 |
| Guinea | 3 |
 | Nepal | 3 |
| Martinique | 3 |
| Honduras | 2 |
 | Kenya | 2 |
| Suriname | 2 |
 | Malta | 2 |
 | Jordan | 2 |
|
|
| | Jamaica | 2 |
| Kyrgyzstan | 2 |
| Turks and Caicos Islands | 2 |
| Congo The Democratic Republic of the | 1 |
| Bangladesh | 1 |
| Nicaragua | 1 |
 | Bosnia and Herzegovina | 1 |
| Mauritania | 1 |
| Azerbaijan | 1 |
| Libyan Arab Jamahiriya | 1 |
| Trinidad and Tobago | 1 |
 | Cayman Islands | 1 |
 | Qatar | 1 |
| Sudan | 1 |
 | Uzbekistan | 1 |
| Bolivia | 1 |
 | Iceland | 1 |
| Malawi | 1 |
| Grenada | 1 |
| Panama | 1 |
 | Uganda | 1 |
| Barbados | 1 |
| Guatemala | 1 |
| El Salvador | 1 |
|