Rank	Countries/Territories	Count	Percent
1	China	351	37.9%
2	United States	277	29.9%
3	Germany	87	9.4%
4	Japan	37	4%
5	Singapore	20	2.2%
6	Korea, Republic of	18	1.9%
7	France	17	1.8%
8	Argentina	15	1.6%
9	Canada	15	1.6%
10	Egypt	12	1.3%
11	Taiwan	10	1.1%
12	Netherlands	9	1%
13	Australia	8	0.9%
14	Cyprus	5	0.5%
15	Iran, Islamic Republic of	5	0.5%
16	Ireland	5	0.5%
17	Denmark	4	0.4%
18	Ethiopia	3	0.3%
19	Brazil	3	0.3%
20	Ghana	3	0.3%
21	Pakistan	3	0.3%
22	Russia	3	0.3%
23	Turkey	2	0.2%
24	Viet Nam	2	0.2%
25	Sudan	2	0.2%
26	Greece	2	0.2%
27	Hong Kong	2	0.2%
28	Moldova, Republic of	1	0.1%
29	Mongolia	1	0.1%
30	Bangladesh	1	0.1%
31	Ukraine	1	0.1%
32	Slovakia	1	0.1%
33	Spain	1	0.1%
34	Romania	1	0.1%