Rank	Countries/Territories	Count	Percent
1	United States	430	43.7%
2	China	258	26.2%
3	Germany	91	9.2%
4	India	34	3.5%
5	Korea, Republic of	18	1.8%
6	France	15	1.5%
7	United Kingdom	14	1.4%
8	Japan	13	1.3%
9	Canada	13	1.3%
10	Australia	10	1%
11	Netherlands	9	0.9%
12	Ireland	7	0.7%
13	Hong Kong	7	0.7%
14	Greece	6	0.6%
15	Norway	4	0.4%
16	Turkey	4	0.4%
17	United Arab Emirates	3	0.3%
18	Iran, Islamic Republic of	3	0.3%
19	Latvia	3	0.3%
20	Bosnia and Herzegovina	3	0.3%
21	Cyprus	3	0.3%
22	Argentina	3	0.3%
23	Cameroon	2	0.2%
24	Egypt	2	0.2%
25	Hungary	2	0.2%
26	Mongolia	2	0.2%
27	Montenegro	2	0.2%
28	Italy	2	0.2%
29	Philippines	2	0.2%
30	Russia	2	0.2%
31	Saudi Arabia	2	0.2%
32	Viet Nam	2	0.2%
33	Ukraine	2	0.2%
34	Spain	2	0.2%
35	Serbia	1	0.1%
36	Singapore	1	0.1%
37	Poland	1	0.1%
38	Mexico	1	0.1%
39	Indonesia	1	0.1%
40	Czech Republic	1	0.1%
41	Bulgaria	1	0.1%
42	Cambodia	1	0.1%
43	Azerbaijan	1	0.1%
44	Belgium	1	0.1%