Rank	Countries/Territories	Count	Percent
1	United States	613	37.1%
2	China	422	25.5%
3	Germany	126	7.6%
4	Australia	50	3%
5	France	41	2.5%
6	Argentina	39	2.4%
7	United Kingdom	35	2.1%
8	India	32	1.9%
9	Netherlands	31	1.9%
10	Japan	30	1.8%
11	Singapore	19	1.1%
12	Canada	18	1.1%
13	Italy	16	1%
14	Russia	13	0.8%
15	Iran, Islamic Republic of	12	0.7%
16	Switzerland	11	0.7%
17	Bulgaria	10	0.6%
18	Greece	10	0.6%
19	Korea, Republic of	9	0.5%
20	Ireland	7	0.4%
21	Brazil	7	0.4%
22	Poland	7	0.4%
23	Turkey	6	0.4%
24	Serbia	5	0.3%
25	Portugal	5	0.3%
26	South Africa	5	0.3%
27	Bosnia and Herzegovina	5	0.3%
28	Cyprus	5	0.3%
29	Honduras	3	0.2%
30	Finland	3	0.2%
31	Lithuania	3	0.2%
32	Malaysia	3	0.2%
33	Spain	3	0.2%
34	Sweden	3	0.2%
35	Philippines	3	0.2%
36	New Zealand	3	0.2%
37	Norway	2	0.1%
38	Pakistan	2	0.1%
39	Peru	2	0.1%
40	Romania	2	0.1%
41	Senegal	2	0.1%
42	Thailand	2	0.1%
43	Togo	2	0.1%
44	Mexico	2	0.1%
45	Jordan	2	0.1%
46	Ethiopia	2	0.1%
47	Hungary	2	0.1%
48	Israel	1	0.1%
49	Kazakhstan	1	0.1%
50	Latvia	1	0.1%
51	Libya	1	0.1%
52	Morocco	1	0.1%
53	Luxembourg	1	0.1%
54	Hong Kong	1	0.1%
55	Denmark	1	0.1%
56	Egypt	1	0.1%
57	Bolivia, Plurinational State of	1	0.1%
58	Chile	1	0.1%
59	Taiwan	1	0.1%
60	Ukraine	1	0.1%
61	Viet Nam	1	0.1%
62	Saudi Arabia	1	0.1%
63	Slovenia	1	0.1%
64	Nigeria	1	0.1%
65	Puerto Rico	1	0.1%