Rank	Countries/Territories	Count	Percent
1	China	323	35.2%
2	United States	306	33.4%
3	Germany	102	11.1%
4	Japan	24	2.6%
5	Canada	17	1.9%
6	Iran, Islamic Republic of	14	1.5%
7	Netherlands	12	1.3%
8	Singapore	11	1.2%
9	India	11	1.2%
10	Ireland	9	1%
11	Korea, Republic of	9	1%
12	Spain	8	0.9%
13	Russia	7	0.8%
14	Belgium	7	0.8%
15	Australia	6	0.7%
16	Portugal	6	0.7%
17	Taiwan	5	0.5%
18	Ukraine	5	0.5%
19	Bangladesh	5	0.5%
20	Ethiopia	4	0.4%
21	France	4	0.4%
22	United Kingdom	4	0.4%
23	Egypt	3	0.3%
24	Viet Nam	2	0.2%
25	Hong Kong	2	0.2%
26	Indonesia	2	0.2%
27	Brazil	2	0.2%
28	Cyprus	2	0.2%
29	Argentina	1	0.1%
30	Sweden	1	0.1%
31	Oman	1	0.1%
32	Malaysia	1	0.1%
33	Mauritius	1	0.1%