Rank	Countries/Territories	Count	Percent
1	United States	561	35.8%
2	China	542	34.6%
3	Germany	101	6.4%
4	France	65	4.1%
5	Canada	34	2.2%
6	Netherlands	27	1.7%
7	Japan	24	1.5%
8	Ireland	20	1.3%
9	India	18	1.1%
10	Singapore	16	1%
11	Korea, Republic of	16	1%
12	Australia	15	1%
13	Turkey	12	0.8%
14	Russia	11	0.7%
15	Italy	11	0.7%
16	Cyprus	11	0.7%
17	United Kingdom	10	0.6%
18	Romania	7	0.4%
19	Azerbaijan	6	0.4%
20	Norway	6	0.4%
21	Malaysia	5	0.3%
22	Argentina	5	0.3%
23	Hong Kong	4	0.3%
24	Ukraine	4	0.3%
25	Viet Nam	4	0.3%
26	Taiwan	3	0.2%
27	Slovakia	3	0.2%
28	Portugal	3	0.2%
29	Palestine, State of	2	0.1%
30	Lithuania	2	0.1%
31	Ecuador	2	0.1%
32	Bangladesh	2	0.1%
33	Syrian Arab Republic	2	0.1%
34	Rwanda	1	0.1%
35	Saudi Arabia	1	0.1%
36	Brazil	1	0.1%
37	Bulgaria	1	0.1%
38	Armenia	1	0.1%
39	Cote D'ivoire	1	0.1%
40	Hungary	1	0.1%
41	Mexico	1	0.1%
42	Morocco	1	0.1%
43	Pakistan	1	0.1%
44	New Zealand	1	0.1%
45	Philippines	1	0.1%
46	Sweden	1	0.1%
47	Switzerland	1	0.1%