Rank	Countries/Territories	Count	Percent
1	United States	511	29.9%
2	China	353	20.6%
3	Japan	148	8.7%
4	Germany	111	6.5%
5	Russia	65	3.8%
6	India	61	3.6%
7	Ireland	58	3.4%
8	Korea, Republic of	43	2.5%
9	Singapore	39	2.3%
10	France	34	2%
11	Australia	29	1.7%
12	Netherlands	23	1.3%
13	Canada	19	1.1%
14	Argentina	18	1.1%
15	Iran, Islamic Republic of	16	0.9%
16	Thailand	14	0.8%
17	Egypt	13	0.8%
18	United Kingdom	12	0.7%
19	Turkey	10	0.6%
20	Romania	9	0.5%
21	Philippines	9	0.5%
22	Cyprus	9	0.5%
23	Taiwan	8	0.5%
24	Indonesia	7	0.4%
25	Hong Kong	7	0.4%
26	Spain	6	0.4%
27	Ukraine	5	0.3%
28	Italy	5	0.3%
29	Bosnia and Herzegovina	4	0.2%
30	Venezuela, Bolivarian Republic of	4	0.2%
31	Viet Nam	4	0.2%
32	Rwanda	4	0.2%
33	Pakistan	3	0.2%
34	Uganda	3	0.2%
35	Colombia	3	0.2%
36	Algeria	3	0.2%
37	Ecuador	3	0.2%
38	Hungary	3	0.2%
39	Nicaragua	3	0.2%
40	Libya	3	0.2%
41	Mauritius	2	0.1%
42	Mexico	2	0.1%
43	Iceland	2	0.1%
44	Ethiopia	2	0.1%
45	United Arab Emirates	2	0.1%
46	Norway	2	0.1%
47	Portugal	1	0.1%
48	Saudi Arabia	1	0.1%
49	Serbia	1	0.1%
50	Trinidad and Tobago	1	0.1%
51	Tunisia	1	0.1%
52	Switzerland	1	0.1%
53	Syrian Arab Republic	1	0.1%
54	Finland	1	0.1%
55	Georgia	1	0.1%
56	Denmark	1	0.1%
57	Bahrain	1	0.1%
58	Brazil	1	0.1%
59	Mongolia	1	0.1%
60	North Macedonia	1	0.1%
61	Lithuania	1	0.1%
62	Malaysia	1	0.1%