Rank	Countries/Territories	Count	Percent
1	United States	532	57.7%
2	China	107	11.6%
3	Germany	88	9.5%
4	Japan	23	2.5%
5	Brazil	18	2%
6	United Kingdom	16	1.7%
7	France	14	1.5%
8	Netherlands	12	1.3%
9	Singapore	11	1.2%
10	Korea, Republic of	10	1.1%
11	Hong Kong	7	0.8%
12	Argentina	7	0.8%
13	Iran, Islamic Republic of	6	0.7%
14	Ireland	6	0.7%
15	Ukraine	6	0.7%
16	Qatar	5	0.5%
17	Canada	5	0.5%
18	Greece	4	0.4%
19	Norway	4	0.4%
20	Palestine, State of	3	0.3%
21	Peru	3	0.3%
22	Italy	3	0.3%
23	Turkey	3	0.3%
24	Viet Nam	3	0.3%
25	Australia	3	0.3%
26	Cyprus	3	0.3%
27	Egypt	3	0.3%
28	Lithuania	2	0.2%
29	Malaysia	2	0.2%
30	Mexico	2	0.2%
31	Taiwan	2	0.2%
32	Thailand	2	0.2%
33	Spain	1	0.1%
34	Switzerland	1	0.1%
35	Poland	1	0.1%
36	India	1	0.1%
37	Georgia	1	0.1%
38	Bangladesh	1	0.1%
39	Chile	1	0.1%