Rank	Countries/Territories	Count	Percent
1	United States	466	43.7%
2	China	196	18.4%
3	Germany	89	8.3%
4	Russia	39	3.7%
5	United Kingdom	39	3.7%
6	India	24	2.3%
7	Japan	24	2.3%
8	Netherlands	17	1.6%
9	Hong Kong	15	1.4%
10	Malaysia	11	1%
11	Sweden	10	0.9%
12	Singapore	9	0.8%
13	Ireland	9	0.8%
14	Korea, Republic of	7	0.7%
15	France	7	0.7%
16	Canada	6	0.6%
17	Bangladesh	6	0.6%
18	Belgium	6	0.6%
19	Taiwan	6	0.6%
20	Luxembourg	5	0.5%
21	Spain	5	0.5%
22	Turkey	5	0.5%
23	Italy	5	0.5%
24	Indonesia	5	0.5%
25	Senegal	5	0.5%
26	Portugal	5	0.5%
27	Australia	4	0.4%
28	Argentina	3	0.3%
29	Egypt	3	0.3%
30	Cyprus	3	0.3%
31	Greece	3	0.3%
32	South Africa	3	0.3%
33	Thailand	2	0.2%
34	Ukraine	2	0.2%
35	United Arab Emirates	2	0.2%
36	Czech Republic	2	0.2%
37	Romania	2	0.2%
38	Norway	2	0.2%
39	Latvia	2	0.2%
40	Lithuania	2	0.2%
41	Iran, Islamic Republic of	1	0.1%
42	Poland	1	0.1%
43	Mongolia	1	0.1%
44	Morocco	1	0.1%
45	Albania	1	0.1%
46	Austria	1	0.1%
47	Bulgaria	1	0.1%
48	Colombia	1	0.1%
49	Viet Nam	1	0.1%
50	Switzerland	1	0.1%