| Country | Percentage |
| United States | 49.04 |
| Germany | 8.63 |
| China | 5.04 |
| Japan | 4.46 |
| United Kingdom | 4.39 |
| Russian Federation | 3.77 |
| France | 2.77 |
| Netherlands | 2.29 |
| Canada | 2.22 |
| Italy | 1.74 |
| Spain | 1.19 |
| Australia | 0.94 |
| Poland | 0.85 |
| Turkey | 0.83 |
| Brazil | 0.76 |
| Ukraine | 0.63 |
| Sweden | 0.56 |
| Czech Republic | 0.53 |
| Denmark | 0.53 |
| Thailand | 0.49 |
| India | 0.48 |
| Switzerland | 0.47 |
| Korea, Republic of | 0.44 |
| Romania | 0.40 |
| Indonesia | 0.35 |
| Hong Kong | 0.33 |
| Austria | 0.33 |
| Taiwan | 0.31 |
| Hungary | 0.29 |
| South Africa | 0.27 |
| Vietnam | 0.27 |
| Norway | 0.26 |
| Ireland | 0.25 |
| Argentina | 0.25 |
| Malaysia | 0.24 |
| Finland | 0.24 |
| Israel | 0.20 |
| Singapore | 0.20 |
| Belgium | 0.20 |
| Bulgaria | 0.17 |
| Portugal | 0.15 |
| New Zealand | 0.12 |
| Lithuania | 0.12 |
| Europe | 0.11 |
| Greece | 0.11 |
| Slovakia | 0.10 |
| Mexico | 0.10 |
| Belarus | 0.09 |
| Slovenia | 0.09 |
| Latvia | 0.08 |
| Chile | 0.07 |
| Estonia | 0.07 |
| Iran, Islamic Republic of | 0.07 |
| Luxembourg | 0.06 |
| Kazakhstan | 0.06 |
| Croatia | 0.06 |
| Panama | 0.05 |
| Colombia | 0.04 |
| Cayman Islands | 0.04 |
| Serbia | 0.04 |
| Egypt | 0.04 |
| Saudi Arabia | 0.04 |
| Azerbaijan | 0.03 |
| United Arab Emirates | 0.03 |
| Philippines | 0.03 |
| Venezuela | 0.03 |
| Cyprus | 0.03 |
| Bahamas | 0.03 |
| Peru | 0.03 |
| Morocco | 0.03 |
| Costa Rica | 0.02 |
| Pakistan | 0.02 |
| Georgia | 0.02 |
| Iceland | 0.02 |
| Virgin Islands, British | 0.02 |
| Bangladesh | 0.02 |
| Malta | 0.01 |
| Tunisia | 0.01 |
| Sri Lanka | 0.01 |
| Moldova, Republic of | 0.01 |
| Bosnia and Herzegovina | 0.01 |
| Mongolia | 0.01 |
| Ecuador | 0.01 |
| Netherlands Antilles | 0.01 |
| San Marino | 0.01 |
| Uzbekistan | 0.01 |
| Uruguay | 0.01 |
| Kyrgyzstan | 0.01 |
| Kuwait | 0.01 |
| Dominican Republic | 0.01 |
| Kenya | 0.01 |
| Macedonia | 0.01 |
| Saint Kitts and Nevis | 0.01 |
| Armenia | 0.01 |
| Algeria | 0.01 |
| Asia/Pacific Region | 0.01 |
| Libyan Arab Jamahiriya | 0.01 |
| Puerto Rico | 0.01 |
| Guatemala | 0.01 |
| El Salvador | 0.01 |
| Other Countries | 0.13 |