Rank	Countries/Territories	Count	Percent
1	United States	581	30.4%
2	China	329	17.2%
3	Germany	107	5.6%
4	Netherlands	102	5.3%
5	United Kingdom	80	4.2%
6	Bulgaria	57	3%
7	Latvia	53	2.8%
8	India	47	2.5%
9	France	39	2%
10	Pakistan	32	1.7%
11	Russia	27	1.4%
12	Ireland	24	1.3%
13	Italy	24	1.3%
14	Australia	23	1.2%
15	Denmark	23	1.2%
16	Canada	20	1%
17	Japan	20	1%
18	Singapore	20	1%
19	Turkey	19	1%
20	Poland	18	0.9%
21	Malaysia	17	0.9%
22	Ethiopia	17	0.9%
23	Nigeria	16	0.8%
24	Iraq	16	0.8%
25	South Africa	14	0.7%
26	Romania	12	0.6%
27	Egypt	10	0.5%
28	United Arab Emirates	10	0.5%
29	Taiwan	8	0.4%
30	Ukraine	7	0.4%
31	Iran, Islamic Republic of	7	0.4%
32	Israel	6	0.3%
33	Ghana	6	0.3%
34	Philippines	6	0.3%
35	Saudi Arabia	6	0.3%
36	Lithuania	6	0.3%
37	Viet Nam	6	0.3%
38	Sweden	5	0.3%
39	Serbia	4	0.2%
40	Portugal	4	0.2%
41	Mexico	4	0.2%
42	Hong Kong	4	0.2%
43	Costa Rica	4	0.2%
44	Cote D'ivoire	3	0.2%
45	Cyprus	3	0.2%
46	Argentina	3	0.2%
47	Bangladesh	3	0.2%
48	Mauritius	3	0.2%
49	Kenya	3	0.2%
50	Korea, Republic of	3	0.2%
51	Oman	3	0.2%
52	Spain	3	0.2%
53	Yemen	3	0.2%
54	Thailand	3	0.2%
55	South Sudan	2	0.1%
56	Palestine, State of	2	0.1%
57	Morocco	2	0.1%
58	Belgium	2	0.1%
59	Algeria	2	0.1%
60	Ecuador	2	0.1%
61	Hungary	2	0.1%
62	Greece	2	0.1%
63	Estonia	2	0.1%
64	Brazil	2	0.1%
65	Georgia	1	0.1%
66	Jordan	1	0.1%
67	Chile	1	0.1%
68	Austria	1	0.1%
69	Benin	1	0.1%
70	Burundi	1	0.1%
71	Nepal	1	0.1%
72	New Zealand	1	0.1%
73	Norway	1	0.1%
74	Macao	1	0.1%
75	Mongolia	1	0.1%
76	Peru	1	0.1%
77	Rwanda	1	0.1%
78	Sri Lanka	1	0.1%
79	Switzerland	1	0.1%
80	Uganda	1	0.1%