Rank	Countries/Territories	Count	Percent
1	United States	478	27.4%
2	China	470	26.9%
3	Germany	124	7.1%
4	Japan	84	4.8%
5	India	57	3.3%
6	Ireland	49	2.8%
7	Korea, Republic of	41	2.3%
8	Netherlands	39	2.2%
9	United Kingdom	36	2.1%
10	Pakistan	35	2%
11	France	32	1.8%
12	Egypt	32	1.8%
13	Hong Kong	17	1%
14	Croatia	15	0.9%
15	Russia	15	0.9%
16	Viet Nam	15	0.9%
17	Peru	14	0.8%
18	Australia	14	0.8%
19	Singapore	13	0.7%
20	Canada	10	0.6%
21	Greece	10	0.6%
22	Cyprus	9	0.5%
23	Turkey	9	0.5%
24	Sweden	8	0.5%
25	Bulgaria	8	0.5%
26	Iran, Islamic Republic of	8	0.5%
27	Argentina	7	0.4%
28	Italy	6	0.3%
29	Serbia	6	0.3%
30	Thailand	6	0.3%
31	Palestine, State of	6	0.3%
32	Taiwan	5	0.3%
33	Indonesia	5	0.3%
34	Cameroon	4	0.2%
35	United Arab Emirates	4	0.2%
36	Saudi Arabia	3	0.2%
37	Portugal	3	0.2%
38	Romania	3	0.2%
39	Myanmar	3	0.2%
40	Mexico	3	0.2%
41	Mongolia	2	0.1%
42	Kazakhstan	2	0.1%
43	Nicaragua	2	0.1%
44	Philippines	2	0.1%
45	Somalia	2	0.1%
46	South Africa	2	0.1%
47	Chile	2	0.1%
48	Bangladesh	2	0.1%
49	Belgium	2	0.1%
50	Botswana	2	0.1%
51	Hungary	2	0.1%
52	Libya	2	0.1%
53	Lithuania	2	0.1%
54	Malaysia	1	0.1%
55	Maldives	1	0.1%
56	Iraq	1	0.1%
57	Israel	1	0.1%
58	Georgia	1	0.1%
59	Brazil	1	0.1%
60	Barbados	1	0.1%
61	Andorra	1	0.1%
62	Austria	1	0.1%
63	Finland	1	0.1%
64	Spain	1	0.1%
65	Ukraine	1	0.1%
66	Zambia	1	0.1%
67	Namibia	1	0.1%