Rank	Countries/Territories	Count	Percent
1	United States	435	41.1%
2	Germany	181	17.1%
3	China	153	14.4%
4	Canada	40	3.8%
5	France	31	2.9%
6	India	24	2.3%
7	Iran, Islamic Republic of	19	1.8%
8	Netherlands	17	1.6%
9	United Kingdom	17	1.6%
10	Turkey	14	1.3%
11	Switzerland	13	1.2%
12	Japan	13	1.2%
13	Cyprus	13	1.2%
14	Ireland	10	0.9%
15	Pakistan	9	0.8%
16	Mongolia	5	0.5%
17	Singapore	5	0.5%
18	Australia	5	0.5%
19	Bulgaria	5	0.5%
20	Viet Nam	5	0.5%
21	Korea, Republic of	4	0.4%
22	Kuwait	4	0.4%
23	Thailand	4	0.4%
24	Russia	4	0.4%
25	Spain	3	0.3%
26	Azerbaijan	3	0.3%
27	Georgia	3	0.3%
28	Ukraine	3	0.3%
29	Uzbekistan	2	0.2%
30	Argentina	2	0.2%
31	Sweden	2	0.2%
32	South Africa	2	0.2%
33	Nigeria	2	0.2%
34	Mauritius	2	0.2%
35	New Zealand	1	0.1%
36	North Macedonia	1	0.1%
37	Taiwan	1	0.1%
38	Lithuania	1	0.1%
39	Honduras	1	0.1%