Rank	Countries/Territories	Count	Percent
1	China	425	33.2%
2	United States	374	29.2%
3	Germany	88	6.9%
4	Iran, Islamic Republic of	81	6.3%
5	Canada	43	3.4%
6	Japan	38	3%
7	France	32	2.5%
8	United Kingdom	31	2.4%
9	Russia	23	1.8%
10	Korea, Republic of	18	1.4%
11	Italy	13	1%
12	Netherlands	11	0.9%
13	Hong Kong	11	0.9%
14	India	10	0.8%
15	Singapore	10	0.8%
16	Argentina	8	0.6%
17	Australia	7	0.5%
18	Hungary	6	0.5%
19	Spain	5	0.4%
20	Ukraine	5	0.4%
21	Taiwan	4	0.3%
22	Ireland	4	0.3%
23	Cyprus	4	0.3%
24	Denmark	4	0.3%
25	Greece	3	0.2%
26	Mexico	3	0.2%
27	Portugal	2	0.2%
28	Romania	2	0.2%
29	Norway	2	0.2%
30	Indonesia	2	0.2%
31	Belgium	2	0.2%
32	Chile	2	0.2%
33	Finland	1	0.1%
34	Pakistan	1	0.1%
35	Poland	1	0.1%
36	Malaysia	1	0.1%
37	Switzerland	1	0.1%
38	Venezuela, Bolivarian Republic of	1	0.1%