Rank	Countries/Territories	Count	Percent
1	United States	334	37%
2	China	241	26.7%
3	Germany	55	6.1%
4	Canada	37	4.1%
5	Iran, Islamic Republic of	29	3.2%
6	United Kingdom	19	2.1%
7	France	17	1.9%
8	India	16	1.8%
9	Netherlands	14	1.6%
10	Hong Kong	11	1.2%
11	Ecuador	10	1.1%
12	Japan	10	1.1%
13	Ireland	9	1%
14	Korea, Republic of	9	1%
15	Austria	8	0.9%
16	Chile	5	0.6%
17	Indonesia	5	0.6%
18	Malaysia	5	0.6%
19	Italy	5	0.6%
20	Philippines	5	0.6%
21	Russia	5	0.6%
22	Spain	5	0.6%
23	Singapore	4	0.4%
24	Kazakhstan	3	0.3%
25	Cyprus	3	0.3%
26	Australia	3	0.3%
27	Brazil	3	0.3%
28	Taiwan	3	0.3%
29	Norway	3	0.3%
30	Ukraine	2	0.2%
31	United Arab Emirates	2	0.2%
32	Sweden	2	0.2%
33	Bolivia, Plurinational State of	2	0.2%
34	Jordan	2	0.2%
35	Portugal	2	0.2%
36	Romania	2	0.2%
37	New Zealand	2	0.2%
38	Nigeria	2	0.2%
39	Slovenia	1	0.1%
40	South Africa	1	0.1%
41	Saudi Arabia	1	0.1%
42	Mongolia	1	0.1%
43	Botswana	1	0.1%
44	Bangladesh	1	0.1%
45	Egypt	1	0.1%
46	Ethiopia	1	0.1%
47	Turkey	1	0.1%