Rank	Countries/Territories	Count	Percent
1	United States	586	37.9%
2	China	367	23.8%
3	Germany	117	7.6%
4	Australia	50	3.2%
5	France	40	2.6%
6	Argentina	39	2.5%
7	United Kingdom	34	2.2%
8	Netherlands	31	2%
9	India	30	1.9%
10	Japan	27	1.7%
11	Singapore	19	1.2%
12	Italy	15	1%
13	Canada	15	1%
14	Russia	13	0.8%
15	Iran, Islamic Republic of	12	0.8%
16	Switzerland	11	0.7%
17	Bulgaria	10	0.6%
18	Greece	10	0.6%
19	Korea, Republic of	9	0.6%
20	Ireland	7	0.5%
21	Brazil	7	0.5%
22	Poland	7	0.5%
23	Turkey	6	0.4%
24	Portugal	5	0.3%
25	Serbia	5	0.3%
26	South Africa	5	0.3%
27	Bosnia and Herzegovina	5	0.3%
28	Cyprus	4	0.3%
29	Honduras	3	0.2%
30	Lithuania	3	0.2%
31	Spain	3	0.2%
32	Sweden	3	0.2%
33	Philippines	3	0.2%
34	New Zealand	3	0.2%
35	Norway	2	0.1%
36	Pakistan	2	0.1%
37	Peru	2	0.1%
38	Romania	2	0.1%
39	Senegal	2	0.1%
40	Thailand	2	0.1%
41	Togo	2	0.1%
42	Mexico	2	0.1%
43	Jordan	2	0.1%
44	Hungary	2	0.1%
45	Ethiopia	2	0.1%
46	Israel	1	0.1%
47	Kazakhstan	1	0.1%
48	Latvia	1	0.1%
49	Libya	1	0.1%
50	Morocco	1	0.1%
51	Luxembourg	1	0.1%
52	Malaysia	1	0.1%
53	Hong Kong	1	0.1%
54	Denmark	1	0.1%
55	Egypt	1	0.1%
56	Bolivia, Plurinational State of	1	0.1%
57	Chile	1	0.1%
58	Taiwan	1	0.1%
59	Ukraine	1	0.1%
60	Viet Nam	1	0.1%
61	Saudi Arabia	1	0.1%
62	Slovenia	1	0.1%
63	Puerto Rico	1	0.1%
64	Nigeria	1	0.1%