Rank	Countries/Territories	Count	Percent
1	United States	376	42.5%
2	China	278	31.4%
3	Germany	74	8.4%
4	France	45	5.1%
5	Canada	16	1.8%
6	South Africa	14	1.6%
7	Japan	12	1.4%
8	Russia	11	1.2%
9	Korea, Republic of	7	0.8%
10	Netherlands	7	0.8%
11	Cyprus	7	0.8%
12	India	5	0.6%
13	Singapore	4	0.5%
14	Thailand	4	0.5%
15	Ukraine	3	0.3%
16	United Kingdom	3	0.3%
17	Iran, Islamic Republic of	3	0.3%
18	Australia	3	0.3%
19	Ireland	2	0.2%
20	Norway	2	0.2%
21	Palestine, State of	2	0.2%
22	Greece	2	0.2%
23	Hong Kong	1	0.1%
24	Malaysia	1	0.1%
25	Pakistan	1	0.1%
26	Italy	1	0.1%
27	Taiwan	1	0.1%