Rank	Countries/Territories	Count	Percent
1	United States	518	42.6%
2	China	111	9.1%
3	India	78	6.4%
4	Germany	68	5.6%
5	Netherlands	46	3.8%
6	Ireland	43	3.5%
7	Canada	32	2.6%
8	Indonesia	25	2.1%
9	United Kingdom	20	1.6%
10	South Africa	17	1.4%
11	Japan	15	1.2%
12	Bulgaria	14	1.2%
13	Singapore	12	1%
14	Taiwan	12	1%
15	Turkey	11	0.9%
16	Korea, Republic of	11	0.9%
17	Iran, Islamic Republic of	11	0.9%
18	Australia	10	0.8%
19	Hong Kong	10	0.8%
20	Philippines	9	0.7%
21	France	7	0.6%
22	Greece	6	0.5%
23	Hungary	6	0.5%
24	Mexico	6	0.5%
25	Thailand	6	0.5%
26	Viet Nam	6	0.5%
27	Malaysia	5	0.4%
28	Romania	5	0.4%
29	Russia	5	0.4%
30	Sweden	5	0.4%
31	Brazil	5	0.4%
32	Argentina	4	0.3%
33	Switzerland	4	0.3%
34	Nigeria	4	0.3%
35	Tanzania, United Republic of	4	0.3%
36	Poland	3	0.2%
37	Belgium	3	0.2%
38	Croatia	3	0.2%
39	Cameroon	3	0.2%
40	Finland	2	0.2%
41	Iraq	2	0.2%
42	Israel	2	0.2%
43	Cyprus	2	0.2%
44	Czech Republic	2	0.2%
45	Denmark	2	0.2%
46	Dominican Republic	2	0.2%
47	Albania	2	0.2%
48	Cambodia	2	0.2%
49	Qatar	2	0.2%
50	Serbia	2	0.2%
51	Spain	2	0.2%
52	Uganda	2	0.2%
53	Morocco	2	0.2%
54	Latvia	2	0.2%
55	Zambia	2	0.2%
56	Libya	1	0.1%
57	Macao	1	0.1%
58	Jordan	1	0.1%
59	Namibia	1	0.1%
60	Nepal	1	0.1%
61	New Zealand	1	0.1%
62	Mauritius	1	0.1%
63	Mongolia	1	0.1%
64	Ukraine	1	0.1%
65	United Arab Emirates	1	0.1%
66	Pakistan	1	0.1%
67	Palestine, State of	1	0.1%
68	Afghanistan	1	0.1%
69	Bosnia and Herzegovina	1	0.1%
70	Ecuador	1	0.1%
71	Egypt	1	0.1%
72	Estonia	1	0.1%
73	Italy	1	0.1%
74	Jamaica	1	0.1%
75	Ghana	1	0.1%
76	Colombia	1	0.1%
77	Congo, The Democratic Republic of The	1	0.1%