Rank	Countries/Territories	Count	Percent
1	China	590	45.2%
2	United States	375	28.8%
3	Germany	104	8%
4	Canada	46	3.5%
5	Korea, Republic of	20	1.5%
6	France	19	1.5%
7	Japan	17	1.3%
8	Singapore	13	1%
9	United Kingdom	12	0.9%
10	Netherlands	9	0.7%
11	Malaysia	8	0.6%
12	Argentina	6	0.5%
13	Taiwan	6	0.5%
14	Hong Kong	5	0.4%
15	Indonesia	5	0.4%
16	Russia	5	0.4%
17	Spain	5	0.4%
18	Mongolia	4	0.3%
19	Norway	4	0.3%
20	India	4	0.3%
21	Colombia	4	0.3%
22	Czech Republic	4	0.3%
23	Cyprus	3	0.2%
24	Australia	3	0.2%
25	Mexico	3	0.2%
26	Ukraine	3	0.2%
27	Turkey	2	0.2%
28	Slovakia	2	0.2%
29	Bulgaria	2	0.2%
30	Lithuania	2	0.2%
31	Denmark	2	0.2%
32	Egypt	2	0.2%
33	Iraq	2	0.2%
34	Italy	2	0.2%
35	Iran, Islamic Republic of	1	0.1%
36	Georgia	1	0.1%
37	Belgium	1	0.1%
38	Chile	1	0.1%
39	Oman	1	0.1%
40	Romania	1	0.1%
41	Sweden	1	0.1%
42	Switzerland	1	0.1%
43	Thailand	1	0.1%
44	Tunisia	1	0.1%
45	Viet Nam	1	0.1%