Rank	Countries/Territories	Count	Percent
1	United States	356	40%
2	China	266	29.9%
3	Germany	139	15.6%
4	Netherlands	14	1.6%
5	Iran, Islamic Republic of	12	1.3%
6	Japan	9	1%
7	India	9	1%
8	Russia	9	1%
9	Singapore	9	1%
10	Ireland	7	0.8%
11	Canada	6	0.7%
12	France	5	0.6%
13	Australia	5	0.6%
14	Norway	5	0.6%
15	Moldova, Republic of	3	0.3%
16	Turkey	3	0.3%
17	Ukraine	3	0.3%
18	Cyprus	3	0.3%
19	Argentina	2	0.2%
20	Brazil	2	0.2%
21	Hungary	2	0.2%
22	United Arab Emirates	2	0.2%
23	Viet Nam	2	0.2%
24	Mongolia	2	0.2%
25	Switzerland	2	0.2%
26	Peru	2	0.2%
27	Poland	2	0.2%
28	Romania	2	0.2%
29	Pakistan	1	0.1%
30	United Kingdom	1	0.1%
31	Indonesia	1	0.1%
32	Italy	1	0.1%
33	Lithuania	1	0.1%
34	Bahrain	1	0.1%
35	Bangladesh	1	0.1%