Rank	Countries/Territories	Count	Percent
1	United States	296	33.2%
2	China	185	20.7%
3	Germany	99	11.1%
4	Korea, Republic of	58	6.5%
5	Taiwan	39	4.4%
6	India	25	2.8%
7	France	20	2.2%
8	Netherlands	20	2.2%
9	Brazil	18	2%
10	Canada	15	1.7%
11	Japan	13	1.5%
12	Ireland	11	1.2%
13	Greece	11	1.2%
14	Hong Kong	10	1.1%
15	Trinidad and Tobago	9	1%
16	Turkey	8	0.9%
17	Norway	7	0.8%
18	Senegal	6	0.7%
19	Indonesia	6	0.7%
20	Cyprus	5	0.6%
21	Egypt	3	0.3%
22	Cambodia	3	0.3%
23	Philippines	3	0.3%
24	Russia	3	0.3%
25	Singapore	2	0.2%
26	Australia	2	0.2%
27	Thailand	2	0.2%
28	Syrian Arab Republic	2	0.2%
29	Argentina	1	0.1%
30	Malaysia	1	0.1%
31	Mexico	1	0.1%
32	Mongolia	1	0.1%
33	Slovakia	1	0.1%
34	Switzerland	1	0.1%
35	Ukraine	1	0.1%
36	United Kingdom	1	0.1%
37	Italy	1	0.1%
38	Poland	1	0.1%
39	Romania	1	0.1%