Rank	Countries/Territories	Count	Percent
1	China	345	35.6%
2	United States	341	35.2%
3	Germany	84	8.7%
4	Japan	36	3.7%
5	Italy	23	2.4%
6	France	17	1.8%
7	Australia	14	1.4%
8	Singapore	12	1.2%
9	United Kingdom	12	1.2%
10	Egypt	9	0.9%
11	Brazil	8	0.8%
12	Turkey	8	0.8%
13	Netherlands	7	0.7%
14	Korea, Republic of	4	0.4%
15	Belgium	4	0.4%
16	Ethiopia	4	0.4%
17	Cyprus	4	0.4%
18	India	4	0.4%
19	Ghana	3	0.3%
20	Taiwan	3	0.3%
21	Togo	2	0.2%
22	Ukraine	2	0.2%
23	Sudan	2	0.2%
24	Sweden	2	0.2%
25	Switzerland	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Iraq	2	0.2%
28	Canada	2	0.2%
29	Indonesia	1	0.1%
30	Greece	1	0.1%
31	Hong Kong	1	0.1%
32	Cameroon	1	0.1%
33	Mexico	1	0.1%
34	New Zealand	1	0.1%
35	Pakistan	1	0.1%
36	Portugal	1	0.1%
37	Russia	1	0.1%
38	Senegal	1	0.1%
39	Viet Nam	1	0.1%