Rank	Countries/Territories	Count	Percent
1	China	533	43.4%
2	United States	395	32.2%
3	Germany	82	6.7%
4	Canada	23	1.9%
5	Iran, Islamic Republic of	22	1.8%
6	India	21	1.7%
7	Japan	15	1.2%
8	Netherlands	14	1.1%
9	Russia	14	1.1%
10	Singapore	13	1.1%
11	France	8	0.7%
12	United Kingdom	8	0.7%
13	Romania	6	0.5%
14	Australia	6	0.5%
15	Cyprus	5	0.4%
16	Greece	5	0.4%
17	Indonesia	5	0.4%
18	Ukraine	4	0.3%
19	Korea, Republic of	4	0.3%
20	Czech Republic	3	0.2%
21	Argentina	3	0.2%
22	Nigeria	3	0.2%
23	Norway	3	0.2%
24	Pakistan	3	0.2%
25	Portugal	2	0.2%
26	Switzerland	2	0.2%
27	Taiwan	2	0.2%
28	Chile	2	0.2%
29	Austria	2	0.2%
30	Bangladesh	2	0.2%
31	Brazil	2	0.2%
32	Latvia	2	0.2%
33	Malaysia	2	0.2%
34	Mongolia	2	0.2%
35	Georgia	2	0.2%
36	Viet Nam	2	0.2%
37	Thailand	1	0.1%
38	United Arab Emirates	1	0.1%
39	Spain	1	0.1%
40	Saudi Arabia	1	0.1%
41	Poland	1	0.1%