Rank	Countries/Territories	Count	Percent
1	United States	465	36.6%
2	China	390	30.7%
3	Germany	87	6.8%
4	Japan	57	4.5%
5	Argentina	41	3.2%
6	Netherlands	31	2.4%
7	Singapore	27	2.1%
8	France	27	2.1%
9	Korea, Republic of	26	2%
10	Russia	19	1.5%
11	Canada	14	1.1%
12	Hong Kong	11	0.9%
13	Australia	9	0.7%
14	Iran, Islamic Republic of	8	0.6%
15	Cyprus	7	0.6%
16	India	6	0.5%
17	Saudi Arabia	5	0.4%
18	Taiwan	5	0.4%
19	United Kingdom	5	0.4%
20	Mongolia	4	0.3%
21	Turkey	3	0.2%
22	Sweden	3	0.2%
23	Italy	3	0.2%
24	Ireland	2	0.2%
25	Denmark	2	0.2%
26	Brazil	2	0.2%
27	Norway	2	0.2%
28	Latvia	2	0.2%
29	Mexico	1	0.1%
30	Morocco	1	0.1%
31	Switzerland	1	0.1%
32	Thailand	1	0.1%
33	Chile	1	0.1%
34	Cote D'ivoire	1	0.1%
35	Indonesia	1	0.1%
36	Viet Nam	1	0.1%