Rank	Countries/Territories	Count	Percent
1	United States	340	41.6%
2	China	168	20.6%
3	Germany	59	7.2%
4	Russia	52	6.4%
5	Canada	28	3.4%
6	India	20	2.4%
7	Netherlands	19	2.3%
8	France	15	1.8%
9	Korea, Republic of	12	1.5%
10	Japan	11	1.3%
11	Singapore	11	1.3%
12	United Kingdom	11	1.3%
13	Ireland	9	1.1%
14	Brazil	7	0.9%
15	Spain	7	0.9%
16	Switzerland	6	0.7%
17	Cyprus	5	0.6%
18	Hong Kong	5	0.6%
19	Taiwan	4	0.5%
20	Romania	3	0.4%
21	Croatia	3	0.4%
22	Australia	3	0.4%
23	Egypt	2	0.2%
24	Finland	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Uruguay	2	0.2%
27	Malaysia	2	0.2%
28	Mexico	1	0.1%
29	Slovakia	1	0.1%
30	Pakistan	1	0.1%
31	Venezuela, Bolivarian Republic of	1	0.1%
32	Turkey	1	0.1%
33	Ukraine	1	0.1%
34	Italy	1	0.1%
35	Argentina	1	0.1%
36	Czech Republic	1	0.1%