Rank	Countries/Territories	Count	Percent
1	United States	435	43%
2	China	217	21.5%
3	Germany	113	11.2%
4	Japan	84	8.3%
5	France	27	2.7%
6	Netherlands	27	2.7%
7	Singapore	19	1.9%
8	India	15	1.5%
9	Bulgaria	9	0.9%
10	Australia	8	0.8%
11	Iran, Islamic Republic of	7	0.7%
12	Cyprus	6	0.6%
13	Hong Kong	6	0.6%
14	Canada	6	0.6%
15	Turkey	6	0.6%
16	Argentina	5	0.5%
17	Bolivia, Plurinational State of	2	0.2%
18	Cote D'ivoire	2	0.2%
19	Norway	2	0.2%
20	Russia	2	0.2%
21	Lithuania	2	0.2%
22	Malaysia	2	0.2%
23	Thailand	2	0.2%
24	United Kingdom	2	0.2%
25	Ukraine	1	0.1%
26	South Africa	1	0.1%
27	Spain	1	0.1%
28		1	0.1%
29	Latvia	1	0.1%