Rank	Countries/Territories	Count	Percent
1	United States	449	38%
2	China	317	26.8%
3	Germany	144	12.2%
4	France	56	4.7%
5	Japan	36	3%
6	Canada	25	2.1%
7	Russia	16	1.4%
8	Netherlands	12	1%
9	Ukraine	12	1%
10	Norway	11	0.9%
11	Singapore	11	0.9%
12	United Kingdom	10	0.8%
13	Australia	8	0.7%
14	Spain	6	0.5%
15	Viet Nam	5	0.4%
16	Ethiopia	5	0.4%
17	India	5	0.4%
18	Italy	4	0.3%
19	Latvia	4	0.3%
20	Cyprus	4	0.3%
21	Greece	3	0.3%
22	Hong Kong	3	0.3%
23	Turkey	3	0.3%
24	Peru	3	0.3%
25	Korea, Republic of	2	0.2%
26	Switzerland	2	0.2%
27	Hungary	2	0.2%
28	Czech Republic	2	0.2%
29	Azerbaijan	2	0.2%
30	Costa Rica	2	0.2%
31	Slovakia	2	0.2%
32	South Africa	2	0.2%
33	Ireland	2	0.2%
34	Kazakhstan	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Georgia	1	0.1%
37	Malaysia	1	0.1%
38	Nigeria	1	0.1%
39	Colombia	1	0.1%
40	Belgium	1	0.1%
41	Bosnia and Herzegovina	1	0.1%
42	Austria	1	0.1%
43	Finland	1	0.1%
44	United Arab Emirates	1	0.1%
45	Sweden	1	0.1%