Rank	Countries/Territories	Count	Percent
1	China	366	34.4%
2	United States	311	29.2%
3	Germany	86	8.1%
4	Japan	60	5.6%
5	Iran, Islamic Republic of	18	1.7%
6	India	17	1.6%
7	Belgium	15	1.4%
8	Netherlands	15	1.4%
9	Singapore	14	1.3%
10	United Kingdom	13	1.2%
11	Spain	12	1.1%
12	France	12	1.1%
13	Hong Kong	12	1.1%
14	Brazil	9	0.8%
15	Korea, Republic of	9	0.8%
16	Switzerland	9	0.8%
17	Kenya	6	0.6%
18	Canada	6	0.6%
19	Greece	6	0.6%
20	Austria	6	0.6%
21	Australia	5	0.5%
22	Lithuania	5	0.5%
23	Italy	5	0.5%
24	Russia	5	0.5%
25	Thailand	5	0.5%
26	Turkey	5	0.5%
27	Israel	4	0.4%
28	Ireland	3	0.3%
29	Philippines	3	0.3%
30	Hungary	3	0.3%
31	Chile	2	0.2%
32	Cyprus	2	0.2%
33	Poland	2	0.2%
34	Romania	2	0.2%
35	Saudi Arabia	2	0.2%
36	Taiwan	2	0.2%
37	Pakistan	2	0.2%
38	Viet Nam	1	0.1%
39	Sweden	1	0.1%
40	Norway	1	0.1%
41	Malaysia	1	0.1%
42	Denmark	1	0.1%
43	Egypt	1	0.1%