Rank	Countries/Territories	Count	Percent
1	China	515	38.6%
2	United States	431	32.3%
3	Germany	139	10.4%
4	Japan	38	2.8%
5	Canada	21	1.6%
6	India	17	1.3%
7	Singapore	17	1.3%
8	Netherlands	15	1.1%
9	Iran, Islamic Republic of	14	1%
10	Australia	10	0.7%
11	Spain	10	0.7%
12	Korea, Republic of	9	0.7%
13	Ireland	9	0.7%
14	Ukraine	8	0.6%
15	Russia	7	0.5%
16	Hong Kong	7	0.5%
17	Belgium	7	0.5%
18	Portugal	6	0.4%
19	United Kingdom	5	0.4%
20	Taiwan	5	0.4%
21	Bangladesh	5	0.4%
22	Argentina	5	0.4%
23	France	5	0.4%
24	Ethiopia	4	0.3%
25	Cyprus	3	0.2%
26	Egypt	3	0.2%
27	Brazil	2	0.1%
28	Italy	2	0.1%
29	Indonesia	2	0.1%
30	Thailand	2	0.1%
31	Pakistan	2	0.1%
32	Romania	2	0.1%
33	Viet Nam	2	0.1%
34	Oman	1	0.1%
35	Malaysia	1	0.1%
36	Mauritius	1	0.1%
37	Nepal	1	0.1%
38	Sweden	1	0.1%