Rank	Countries/Territories	Count	Percent
1	United States	524	33.6%
2	China	378	24.2%
3	India	129	8.3%
4	Germany	80	5.1%
5	Japan	52	3.3%
6	Netherlands	35	2.2%
7	Korea, Republic of	27	1.7%
8	Ireland	25	1.6%
9	Brazil	25	1.6%
10	United Kingdom	17	1.1%
11	Australia	16	1%
12	Iran, Islamic Republic of	13	0.8%
13	Taiwan	13	0.8%
14	Mexico	13	0.8%
15	Nepal	11	0.7%
16	Philippines	11	0.7%
17	Hong Kong	11	0.7%
18	Bulgaria	10	0.6%
19	Egypt	10	0.6%
20	Malaysia	9	0.6%
21	Peru	9	0.6%
22	Russia	8	0.5%
23	Thailand	8	0.5%
24	Canada	8	0.5%
25	Israel	7	0.4%
26	Turkey	7	0.4%
27	Ukraine	7	0.4%
28	Romania	7	0.4%
29	Tanzania, United Republic of	6	0.4%
30	Poland	6	0.4%
31	Greece	6	0.4%
32	Argentina	6	0.4%
33	Cyprus	5	0.3%
34	Georgia	5	0.3%
35	Singapore	5	0.3%
36	Saudi Arabia	3	0.2%
37	Venezuela, Bolivarian Republic of	3	0.2%
38	Indonesia	3	0.2%
39	Czech Republic	3	0.2%
40	Ecuador	2	0.1%
41	Colombia	2	0.1%
42	France	2	0.1%
43	Armenia	2	0.1%
44	Iraq	2	0.1%
45	Italy	2	0.1%
46	Switzerland	2	0.1%
47	Spain	2	0.1%
48	Qatar	2	0.1%
49	New Zealand	2	0.1%
50	Portugal	2	0.1%
51	Myanmar	2	0.1%
52	Morocco	1	0.1%
53	Puerto Rico	1	0.1%
54	Slovenia	1	0.1%
55	South Africa	1	0.1%
56	Sweden	1	0.1%
57	Viet Nam	1	0.1%
58	Lebanon	1	0.1%
59	Macao	1	0.1%
60	Hungary	1	0.1%
61	Azerbaijan	1	0.1%
62	Bahrain	1	0.1%
63	Bangladesh	1	0.1%
64	Belgium	1	0.1%
65	Gambia	1	0.1%
66	Estonia	1	0.1%
67	Ethiopia	1	0.1%