Rank	Countries/Territories	Count	Percent
1	United States	435	39.3%
2	China	379	34.2%
3	Germany	103	9.3%
4	India	32	2.9%
5	Japan	30	2.7%
6	France	17	1.5%
7	Netherlands	16	1.4%
8	Ireland	12	1.1%
9	Iran, Islamic Republic of	9	0.8%
10	Korea, Republic of	9	0.8%
11	Canada	8	0.7%
12	Ukraine	8	0.7%
13	Australia	7	0.6%
14	Malaysia	5	0.5%
15	Hong Kong	4	0.4%
16	United Arab Emirates	4	0.4%
17	Bosnia and Herzegovina	3	0.3%
18	Iraq	2	0.2%
19	United Kingdom	2	0.2%
20	Viet Nam	2	0.2%
21	Norway	2	0.2%
22	Sweden	2	0.2%
23	Taiwan	2	0.2%
24	Uganda	2	0.2%
25	Saudi Arabia	2	0.2%
26	Senegal	2	0.2%
27	Serbia	2	0.2%
28	Singapore	1	0.1%
29	Russia	1	0.1%
30	Mexico	1	0.1%
31	Mongolia	1	0.1%
32	Argentina	1	0.1%
33	Greece	1	0.1%
34	Cyprus	1	0.1%