Rank	Countries/Territories	Count	Percent
1	China	603	34.1%
2	United States	504	28.5%
3	Japan	142	8%
4	Germany	141	8%
5	Switzerland	59	3.3%
6	Singapore	45	2.5%
7	Canada	43	2.4%
8	Russia	38	2.1%
9	India	28	1.6%
10	Turkey	20	1.1%
11	Iran, Islamic Republic of	19	1.1%
12	Netherlands	17	1%
13	Mexico	13	0.7%
14	Hong Kong	13	0.7%
15	Australia	11	0.6%
16	France	9	0.5%
17	Cyprus	9	0.5%
18	Egypt	9	0.5%
19	Ukraine	8	0.5%
20	United Kingdom	8	0.5%
21	Israel	5	0.3%
22	Ireland	4	0.2%
23	Brazil	4	0.2%
24	Slovakia	4	0.2%
25	Romania	2	0.1%
26	Taiwan	2	0.1%
27	Thailand	2	0.1%
28	Malaysia	2	0.1%
29	Latvia	1	0.1%
30	Finland	1	0.1%
31	Philippines	1	0.1%
32	Poland	1	0.1%
33	Spain	1	0.1%
34	Sweden	1	0.1%