Rank	Countries/Territories	Count	Percent
1	United States	314	35.3%
2	China	238	26.7%
3	Germany	101	11.3%
4	France	46	5.2%
5		32	3.6%
6	Japan	32	3.6%
7	Canada	24	2.7%
8	United Kingdom	23	2.6%
9	Cyprus	13	1.5%
10	Australia	9	1%
11	Ireland	9	1%
12	Netherlands	8	0.9%
13	Singapore	8	0.9%
14	Belgium	7	0.8%
15	Norway	5	0.6%
16	Hong Kong	4	0.4%
17	Iran, Islamic Republic of	3	0.3%
18	Ukraine	3	0.3%
19	Romania	2	0.2%
20	Taiwan	2	0.2%
21	Thailand	2	0.2%
22	Korea, Republic of	2	0.2%
23	Malaysia	2	0.2%
24	Mongolia	1	0.1%