Rank	Countries/Territories	Count	Percent
1	United States	496	40.2%
2	China	412	33.4%
3	Germany	100	8.1%
4	Korea, Republic of	53	4.3%
5	France	26	2.1%
6	Singapore	17	1.4%
7	Japan	16	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	Austria	2	0.2%
25	Brazil	2	0.2%
26	Argentina	2	0.2%
27	Italy	2	0.2%
28	Mexico	2	0.2%
29	Mongolia	2	0.2%
30	Bulgaria	1	0.1%
31	Bosnia and Herzegovina	1	0.1%
32	Qatar	1	0.1%
33	Romania	1	0.1%
34	Kenya	1	0.1%