Rank	Countries/Territories	Count	Percent
1	China	589	44.2%
2	United States	373	28%
3	Germany	83	6.2%
4	Korea, Republic of	47	3.5%
5	Japan	41	3.1%
6	France	30	2.3%
7	Canada	26	2%
8	Netherlands	14	1.1%
9	Turkey	12	0.9%
10	Singapore	11	0.8%
11	Ukraine	9	0.7%
12	Australia	8	0.6%
13	Ireland	7	0.5%
14	Spain	7	0.5%
15	Romania	7	0.5%
16	Italy	7	0.5%
17	Russia	6	0.5%
18	Taiwan	6	0.5%
19	Thailand	6	0.5%
20	India	6	0.5%
21	Greece	4	0.3%
22	Austria	4	0.3%
23	Argentina	3	0.2%
24	United Kingdom	3	0.2%
25	Viet Nam	3	0.2%
26	Mongolia	2	0.2%
27	Sweden	2	0.2%
28	Slovenia	2	0.2%
29	Malaysia	2	0.2%
30	Bulgaria	2	0.2%
31	Hong Kong	2	0.2%
32	Iran, Islamic Republic of	1	0.1%
33	Israel	1	0.1%
34	Brazil	1	0.1%
35	Colombia	1	0.1%
36	Cyprus	1	0.1%
37	Czech Republic	1	0.1%
38	Egypt	1	0.1%
39	Malta	1	0.1%
40	Luxembourg	1	0.1%