Rank	Countries/Territories	Count	Percent
1	China	420	37.1%
2	United States	366	32.4%
3	Germany	113	10%
4	Japan	37	3.3%
5	Canada	19	1.7%
6	Singapore	16	1.4%
7	Netherlands	15	1.3%
8	India	15	1.3%
9	Iran, Islamic Republic of	14	1.2%
10	Spain	10	0.9%
11	Korea, Republic of	9	0.8%
12	Ireland	9	0.8%
13	Australia	8	0.7%
14	Ukraine	8	0.7%
15	Russia	7	0.6%
16	Belgium	7	0.6%
17	Portugal	6	0.5%
18	Taiwan	5	0.4%
19	Bangladesh	5	0.4%
20	Hong Kong	5	0.4%
21	Ethiopia	4	0.4%
22	France	4	0.4%
23	United Kingdom	4	0.4%
24	Cyprus	3	0.3%
25	Egypt	3	0.3%
26	Argentina	2	0.2%
27	Brazil	2	0.2%
28	Indonesia	2	0.2%
29	Thailand	2	0.2%
30	Pakistan	2	0.2%
31	Romania	2	0.2%
32	Viet Nam	2	0.2%
33	Oman	1	0.1%
34	Malaysia	1	0.1%
35	Mauritius	1	0.1%
36	Nepal	1	0.1%
37	Sweden	1	0.1%