Rank	Countries/Territories	Count	Percent
1	United States	515	42.1%
2	China	238	19.5%
3	Germany	81	6.6%
4	India	64	5.2%
5	Russia	26	2.1%
6		22	1.8%
7	Korea, Republic of	21	1.7%
8	Turkey	19	1.6%
9	Japan	18	1.5%
10	France	17	1.4%
11	Canada	17	1.4%
12	Ireland	16	1.3%
13	Latvia	13	1.1%
14	Brazil	13	1.1%
15	Netherlands	13	1.1%
16	Thailand	12	1%
17	Singapore	8	0.7%
18	United Kingdom	8	0.7%
19	Australia	8	0.7%
20	Morocco	8	0.7%
21	Egypt	7	0.6%
22	Cote D'ivoire	5	0.4%
23	Italy	5	0.4%
24	Greece	5	0.4%
25	Viet Nam	5	0.4%
26	Taiwan	5	0.4%
27	Nigeria	4	0.3%
28	Hong Kong	4	0.3%
29	Colombia	4	0.3%
30	Bangladesh	3	0.2%
31	Cyprus	3	0.2%
32	Indonesia	2	0.2%
33	Israel	2	0.2%
34	Malaysia	2	0.2%
35	Mexico	2	0.2%
36	Moldova, Republic of	2	0.2%
37	Luxembourg	2	0.2%
38	Kuwait	2	0.2%
39	Lao People's Democratic Republic	2	0.2%
40	Norway	2	0.2%
41	Ukraine	2	0.2%
42	Pakistan	1	0.1%
43	Peru	1	0.1%
44	Philippines	1	0.1%
45	Romania	1	0.1%
46	Sweden	1	0.1%
47	Macao	1	0.1%
48	Nepal	1	0.1%
49	Iran, Islamic Republic of	1	0.1%
50	Czech Republic	1	0.1%
51	Georgia	1	0.1%
52	Ghana	1	0.1%
53	Belgium	1	0.1%
54	Algeria	1	0.1%
55	Burkina Faso	1	0.1%
56	Cambodia	1	0.1%