| 55.8% | | UNITED STATES |
| 28.3% | | CHINA |
| 5.8% | | CANADA |
| 2.3% | | AUSTRALIA |
| 1.9% | | GERMANY |
| 1.2% | | JAPAN |
| 0.9% | | NETHERLANDS |
| 0.5% | | REPUBLIC OF KOREA |
| 0.5% | | INDIA |
| 0.4% | | CZECH REPUBLIC |
| 0.4% | | UNITED KINGDOM |
| 0.3% | | FRANCE |
| 0.2% | | UKRAINE |
| 0.2% | | RUSSIAN FEDERATION |
| 0.1% | | PHILIPPINES |
| 0.1% | | PORTUGAL |
| 0.1% | | ISLAMIC REPUBLIC OF IRAN |
| 0.1% | | BELGIUM |
| 0.1% | | BRAZIL |
| 0.1% | | SLOVENIA |
| 0.1% | | SPAIN |