Rank	Countries/Territories	Count	Percent
1	United States	511	38%
2	China	349	26%
3	Switzerland	76	5.7%
4	Germany	55	4.1%
5	France	32	2.4%
6	Malaysia	29	2.2%
7	India	24	1.8%
8	Spain	24	1.8%
9	Japan	20	1.5%
10	Canada	16	1.2%
11	Russia	16	1.2%
12	Korea, Republic of	15	1.1%
13	Ireland	14	1%
14	Netherlands	14	1%
15	Taiwan	13	1%
16	Italy	12	0.9%
17	Mexico	11	0.8%
18	Australia	10	0.7%
19	Turkey	10	0.7%
20	Syrian Arab Republic	10	0.7%
21	Singapore	8	0.6%
22	Norway	7	0.5%
23	Poland	4	0.3%
24	Cyprus	4	0.3%
25	Saudi Arabia	4	0.3%
26	Ukraine	4	0.3%
27	United Kingdom	3	0.2%
28	Romania	3	0.2%
29	Indonesia	3	0.2%
30	Iran, Islamic Republic of	3	0.2%
31	Bahrain	3	0.2%
32	Colombia	3	0.2%
33	Bolivia, Plurinational State of	2	0.1%
34	Botswana	2	0.1%
35	Brazil	2	0.1%
36	Egypt	2	0.1%
37	Portugal	2	0.1%
38	Puerto Rico	2	0.1%
39	Peru	2	0.1%
40	New Zealand	2	0.1%
41	Israel	2	0.1%
42	Thailand	2	0.1%
43	Venezuela, Bolivarian Republic of	2	0.1%
44	Serbia	1	0.1%
45	South Africa	1	0.1%
46	Luxembourg	1	0.1%
47	North Macedonia	1	0.1%
48	Nepal	1	0.1%
49	Pakistan	1	0.1%
50	Qatar	1	0.1%
51	Denmark	1	0.1%
52	Ecuador	1	0.1%
53	Ghana	1	0.1%
54	Belgium	1	0.1%
55	Argentina	1	0.1%