Rank	Countries/Territories	Count	Percent
1	United States	582	27.1%
2	China	287	13.4%
3	Germany	134	6.2%
4	India	125	5.8%
5	United Kingdom	81	3.8%
6	Russia	80	3.7%
7	Pakistan	66	3.1%
8	Netherlands	65	3%
9	Ecuador	58	2.7%
10	Egypt	58	2.7%
11	Singapore	53	2.5%
12	Canada	48	2.2%
13	France	46	2.1%
14	Ireland	37	1.7%
15	Indonesia	36	1.7%
16	Australia	33	1.5%
17	Nigeria	24	1.1%
18	Mexico	23	1.1%
19	Spain	23	1.1%
20	Taiwan	23	1.1%
21	Japan	20	0.9%
22	South Africa	19	0.9%
23	Korea, Republic of	18	0.8%
24	Italy	15	0.7%
25	Brazil	14	0.7%
26	Iran, Islamic Republic of	12	0.6%
27	Philippines	12	0.6%
28	Portugal	10	0.5%
29	Romania	9	0.4%
30	Yemen	9	0.4%
31	Bangladesh	7	0.3%
32	Israel	6	0.3%
33	Sweden	6	0.3%
34	Switzerland	6	0.3%
35	Saudi Arabia	5	0.2%
36	Serbia	5	0.2%
37	Hong Kong	5	0.2%
38	Greece	5	0.2%
39	Croatia	5	0.2%
40	Hungary	4	0.2%
41	Thailand	4	0.2%
42	New Zealand	4	0.2%
43	Libya	4	0.2%
44	Mauritius	4	0.2%
45	Myanmar	4	0.2%
46	Poland	3	0.1%
47	Ukraine	3	0.1%
48	Viet Nam	3	0.1%
49	Cyprus	3	0.1%
50	Argentina	3	0.1%
51	Cameroon	3	0.1%
52	Colombia	2	0.1%
53	Iceland	2	0.1%
54	Kenya	2	0.1%
55	Guinea	2	0.1%
56	Iraq	2	0.1%
57	Tanzania, United Republic of	2	0.1%
58	Sudan	2	0.1%
59	Norway	2	0.1%
60	Mongolia	2	0.1%
61	Lebanon	2	0.1%
62	Malaysia	1	0%
63	Malta	1	0%
64	Turkey	1	0%
65	Uganda	1	0%
66	Georgia	1	0%
67	Lao People's Democratic Republic	1	0%
68	Chile	1	0%
69	Estonia	1	0%
70	Benin	1	0%
71	Bulgaria	1	0%
72	Burundi	1	0%
73	Cambodia	1	0%