Rank	Countries/Territories	Count	Percent
1	United States	689	35.2%
2	China	676	34.6%
3	Germany	193	9.9%
4	Japan	41	2.1%
5	Canada	34	1.7%
6	France	33	1.7%
7	Netherlands	30	1.5%
8	Singapore	28	1.4%
9	Iran, Islamic Republic of	26	1.3%
10	United Kingdom	19	1%
11	Russia	18	0.9%
12	Korea, Republic of	18	0.9%
13	Poland	17	0.9%
14	Australia	16	0.8%
15	Brazil	15	0.8%
16	Hong Kong	13	0.7%
17	Cyprus	11	0.6%
18	Thailand	11	0.6%
19	India	5	0.3%
20	Spain	5	0.3%
21	Mexico	4	0.2%
22	Mongolia	4	0.2%
23	Ireland	4	0.2%
24	Argentina	4	0.2%
25	Turkey	4	0.2%
26	Taiwan	3	0.2%
27	Norway	3	0.2%
28	Portugal	3	0.2%
29	Malaysia	2	0.1%
30	Sweden	2	0.1%
31	South Africa	2	0.1%
32	Peru	2	0.1%
33	Latvia	2	0.1%
34	Italy	2	0.1%
35	Cambodia	2	0.1%
36	Belgium	2	0.1%
37	Ukraine	2	0.1%
38	United Arab Emirates	2	0.1%
39	Viet Nam	1	0.1%
40	Bosnia and Herzegovina	1	0.1%
41	Chile	1	0.1%
42	Cote D'ivoire	1	0.1%
43	Egypt	1	0.1%
44	Ethiopia	1	0.1%
45	Lithuania	1	0.1%
46	Switzerland	1	0.1%
47	Romania	1	0.1%