Rank	Countries/Territories	Count	Percent
1	United States	537	33.9%
2	China	363	22.9%
3	Germany	119	7.5%
4	Egypt	61	3.8%
5	Japan	48	3%
6	Singapore	48	3%
7	Turkey	35	2.2%
8	Russia	33	2.1%
9	India	33	2.1%
10	Canada	31	2%
11	Ireland	24	1.5%
12	United Kingdom	23	1.5%
13	France	21	1.3%
14	Netherlands	19	1.2%
15	Korea, Republic of	18	1.1%
16	Taiwan	16	1%
17	Greece	15	0.9%
18	Thailand	14	0.9%
19	Australia	10	0.6%
20	Hong Kong	9	0.6%
21	Italy	8	0.5%
22	Iran, Islamic Republic of	7	0.4%
23	Czech Republic	7	0.4%
24	Colombia	7	0.4%
25	Portugal	7	0.4%
26	Mexico	6	0.4%
27	Austria	5	0.3%
28	Belgium	5	0.3%
29	Argentina	4	0.3%
30	Brazil	4	0.3%
31	Cyprus	4	0.3%
32	Latvia	4	0.3%
33	Indonesia	4	0.3%
34	Lebanon	3	0.2%
35	Slovenia	3	0.2%
36	Philippines	3	0.2%
37	Spain	3	0.2%
38	Sweden	3	0.2%
39	Poland	2	0.1%
40	Palestine, State of	2	0.1%
41	Hungary	2	0.1%
42	Ethiopia	2	0.1%
43	Bolivia, Plurinational State of	2	0.1%
44	Bangladesh	1	0.1%
45	Algeria	1	0.1%
46	Andorra	1	0.1%
47	Chile	1	0.1%
48	Israel	1	0.1%
49	Malaysia	1	0.1%
50	Romania	1	0.1%
51	South Africa	1	0.1%
52	Ukraine	1	0.1%
53	United Arab Emirates	1	0.1%
54	Viet Nam	1	0.1%