Rank	Countries/Territories	Count	Percent
1	China	470	41.8%
2	United States	375	33.3%
3	Germany	141	12.5%
4	Canada	24	2.1%
5	France	17	1.5%
6	Japan	13	1.2%
7	Netherlands	10	0.9%
8	Cyprus	9	0.8%
9	Bulgaria	7	0.6%
10	Singapore	7	0.6%
11	United Kingdom	5	0.4%
12	Australia	5	0.4%
13	India	5	0.4%
14	Iran, Islamic Republic of	5	0.4%
15	Ireland	4	0.4%
16	Russia	4	0.4%
17	Ukraine	3	0.3%
18	Lithuania	3	0.3%
19	Bangladesh	3	0.3%
20	South Africa	2	0.2%
21	Switzerland	2	0.2%
22	Mongolia	2	0.2%
23	Nigeria	2	0.2%
24	Viet Nam	2	0.2%
25	Palestine, State of	1	0.1%
26	Belarus	1	0.1%
27	Argentina	1	0.1%
28	Malaysia	1	0.1%
29	Korea, Republic of	1	0.1%