Rank	Countries/Territories	Count	Percent
1	China	597	40.4%
2	United States	585	39.6%
3	Germany	102	6.9%
4	France	50	3.4%
5	Japan	18	1.2%
6	Netherlands	17	1.2%
7	Iran, Islamic Republic of	17	1.2%
8	Sweden	14	0.9%
9	Australia	12	0.8%
10	India	6	0.4%
11	Lithuania	6	0.4%
12	Taiwan	6	0.4%
13	Singapore	6	0.4%
14	Argentina	5	0.3%
15	Canada	4	0.3%
16	Cyprus	4	0.3%
17	Italy	4	0.3%
18	Spain	4	0.3%
19	Ireland	3	0.2%
20	Malaysia	2	0.1%
21	Mexico	2	0.1%
22	Mongolia	2	0.1%
23	Egypt	2	0.1%
24	Romania	2	0.1%
25	Russia	2	0.1%
26	Latvia	2	0.1%
27	Turkey	1	0.1%
28	Ukraine	1	0.1%
29	South Africa	1	0.1%
30	Hong Kong	1	0.1%