Rank	Countries/Territories	Count	Percent
1	United States	649	32.7%
2	China	524	26.4%
3	Germany	212	10.7%
4	United Kingdom	116	5.8%
5	Denmark	42	2.1%
6	India	38	1.9%
7	Brazil	33	1.7%
8	Japan	32	1.6%
9	Korea, Republic of	30	1.5%
10	Netherlands	26	1.3%
11	France	25	1.3%
12	Taiwan	20	1%
13	Australia	17	0.9%
14	Latvia	17	0.9%
15	Czech Republic	14	0.7%
16	Hong Kong	14	0.7%
17	Canada	14	0.7%
18	Chile	12	0.6%
19	Spain	11	0.6%
20	Turkey	9	0.5%
21	Russia	9	0.5%
22	Cyprus	9	0.5%
23	Ireland	8	0.4%
24	Italy	7	0.4%
25	Pakistan	7	0.4%
26	Ukraine	6	0.3%
27	United Arab Emirates	6	0.3%
28	Greece	6	0.3%
29	Belgium	6	0.3%
30	Argentina	5	0.3%
31	Malaysia	5	0.3%
32	Indonesia	5	0.3%
33	Iran, Islamic Republic of	5	0.3%
34	Singapore	4	0.2%
35	Thailand	4	0.2%
36	South Africa	3	0.2%
37	Philippines	3	0.2%
38	Israel	3	0.2%
39	Iraq	2	0.1%
40	Mexico	2	0.1%
41	Lithuania	2	0.1%
42	Armenia	2	0.1%
43	Austria	2	0.1%
44	Bangladesh	2	0.1%
45	Bhutan	2	0.1%
46	Egypt	2	0.1%
47	Poland	2	0.1%
48	Romania	2	0.1%
49	Saudi Arabia	2	0.1%
50	Norway	2	0.1%
51	Tanzania, United Republic of	2	0.1%
52	Sweden	1	0.1%
53	Switzerland	1	0.1%
54	Georgia	1	0.1%
55	Lebanon	1	0.1%
56	Lao People's Democratic Republic	1	0.1%