Rank	Countries/Territories	Count	Percent
1	China	416	31%
2	United States	393	29.3%
3	Germany	161	12%
4	France	67	5%
5	Hong Kong	34	2.5%
6	Czech Republic	31	2.3%
7	Japan	28	2.1%
8	India	27	2%
9	Iran, Islamic Republic of	27	2%
10	Netherlands	20	1.5%
11	Cyprus	16	1.2%
12	Korea, Republic of	14	1%
13	Canada	12	0.9%
14	United Kingdom	10	0.7%
15	Taiwan	9	0.7%
16	New Zealand	7	0.5%
17	Australia	7	0.5%
18	Latvia	7	0.5%
19	Indonesia	6	0.4%
20	Singapore	6	0.4%
21	Ukraine	6	0.4%
22	Russia	5	0.4%
23	Malaysia	4	0.3%
24	Argentina	4	0.3%
25	Viet Nam	4	0.3%
26	Bangladesh	3	0.2%
27	Portugal	3	0.2%
28	Spain	2	0.1%
29	Ireland	2	0.1%
30	Norway	2	0.1%
31	Pakistan	2	0.1%
32	Poland	1	0.1%
33	Switzerland	1	0.1%
34	Turkey	1	0.1%
35	South Africa	1	0.1%
36		1	0.1%
37	Lithuania	1	0.1%
38	Luxembourg	1	0.1%