Rank	Countries/Territories	Count	Percent
1	United States	518	40.8%
2	China	422	33.2%
3	Germany	100	7.9%
4	Korea, Republic of	53	4.2%
5	France	26	2%
6	Japan	19	1.5%
7	Singapore	17	1.3%
8	Netherlands	16	1.3%
9	Ukraine	14	1.1%
10	Cyprus	10	0.8%
11	Hong Kong	8	0.6%
12	Canada	6	0.5%
13	United Kingdom	6	0.5%
14	Russia	6	0.5%
15	Latvia	5	0.4%
16	Mauritius	5	0.4%
17	India	4	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Ireland	4	0.3%
20	Australia	3	0.2%
21	Turkey	3	0.2%
22	Thailand	2	0.2%
23	Portugal	2	0.2%
24	Qatar	2	0.2%
25	Austria	2	0.2%
26	Brazil	2	0.2%
27	Argentina	2	0.2%
28	Italy	2	0.2%
29	Mexico	2	0.2%
30	Mongolia	2	0.2%
31	Bulgaria	1	0.1%
32	Bosnia and Herzegovina	1	0.1%
33	Romania	1	0.1%
34	Kenya	1	0.1%