Rank	Countries/Territories	Count	Percent
1	United States	498	32%
2	China	318	20.5%
3	Germany	76	4.9%
4	India	72	4.6%
5	Australia	47	3%
6	Korea, Republic of	44	2.8%
7	Netherlands	43	2.8%
8	France	36	2.3%
9		35	2.3%
10	Peru	29	1.9%
11	Japan	25	1.6%
12	Ireland	22	1.4%
13	Taiwan	22	1.4%
14	Argentina	21	1.4%
15	Canada	21	1.4%
16	Russia	19	1.2%
17	Singapore	18	1.2%
18	Egypt	18	1.2%
19	Indonesia	13	0.8%
20	United Kingdom	13	0.8%
21	Mexico	12	0.8%
22	Hong Kong	12	0.8%
23	Philippines	11	0.7%
24	Thailand	11	0.7%
25	Ethiopia	8	0.5%
26	Cyprus	7	0.5%
27	Austria	7	0.5%
28	Kenya	7	0.5%
29	Turkey	7	0.5%
30	Sweden	7	0.5%
31	Saudi Arabia	6	0.4%
32	Malaysia	5	0.3%
33	Bangladesh	5	0.3%
34	Colombia	4	0.3%
35	Romania	4	0.3%
36	Switzerland	3	0.2%
37	Tanzania, United Republic of	3	0.2%
38	Portugal	3	0.2%
39	Brazil	3	0.2%
40	Latvia	3	0.2%
41	Hungary	2	0.1%
42	Italy	2	0.1%
43	Iran, Islamic Republic of	2	0.1%
44	Guatemala	2	0.1%
45	Bulgaria	2	0.1%
46	Croatia	2	0.1%
47	Czech Republic	2	0.1%
48	Morocco	2	0.1%
49	Nepal	2	0.1%
50	Oman	2	0.1%
51	Pakistan	2	0.1%
52	Viet Nam	2	0.1%
53	Palestine, State of	1	0.1%
54	Mauritius	1	0.1%
55	South Africa	1	0.1%
56	Spain	1	0.1%
57	Sri Lanka	1	0.1%
58	Sudan	1	0.1%
59	Chile	1	0.1%
60	Burkina Faso	1	0.1%
61	Bosnia and Herzegovina	1	0.1%
62	Greece	1	0.1%
63	Iraq	1	0.1%
64	Lebanon	1	0.1%