Rank	Countries/Territories	Count	Percent
1	United States	513	38.3%
2	China	344	25.7%
3	Germany	81	6%
4	India	72	5.4%
5	Japan	38	2.8%
6	Netherlands	24	1.8%
7	France	22	1.6%
8	Ireland	18	1.3%
9	Canada	17	1.3%
10	Poland	16	1.2%
11	Korea, Republic of	13	1%
12	Belgium	12	0.9%
13	Singapore	11	0.8%
14	United Kingdom	10	0.7%
15	Bulgaria	10	0.7%
16	Cyprus	10	0.7%
17	Ukraine	9	0.7%
18	Sweden	8	0.6%
19	Hong Kong	8	0.6%
20	Nigeria	8	0.6%
21	Romania	7	0.5%
22	Iran, Islamic Republic of	7	0.5%
23	Russia	6	0.4%
24	Switzerland	6	0.4%
25	Thailand	5	0.4%
26	Spain	5	0.4%
27	Italy	5	0.4%
28	Egypt	5	0.4%
29	Finland	5	0.4%
30	Australia	5	0.4%
31	Bangladesh	4	0.3%
32	Cote D'ivoire	4	0.3%
33	Greece	4	0.3%
34	Peru	4	0.3%
35	Turkey	4	0.3%
36	Taiwan	2	0.1%
37	South Africa	2	0.1%
38	Latvia	2	0.1%
39	Hungary	2	0.1%
40	Brazil	2	0.1%
41	Argentina	1	0.1%
42	Chile	1	0.1%
43	Lithuania	1	0.1%
44	Malaysia	1	0.1%
45	Morocco	1	0.1%
46	Israel	1	0.1%
47	Senegal	1	0.1%
48	Slovakia	1	0.1%
49	Viet Nam	1	0.1%