Rank	Countries/Territories	Count	Percent
1	United States	187	34.6%
2	China	140	25.9%
3	Germany	46	8.5%
4	India	30	5.5%
5	Russia	19	3.5%
6	Philippines	14	2.6%
7	Canada	11	2%
8	Singapore	10	1.8%
9	Netherlands	9	1.7%
10	Japan	8	1.5%
11	United Kingdom	8	1.5%
12	Taiwan	6	1.1%
13	Thailand	6	1.1%
14	Mexico	5	0.9%
15	Ireland	5	0.9%
16	Australia	5	0.9%
17	Cyprus	4	0.7%
18	Iran, Islamic Republic of	4	0.7%
19	Italy	2	0.4%
20	Algeria	2	0.4%
21	Greece	2	0.4%
22	France	2	0.4%
23	Bangladesh	2	0.4%
24	Malaysia	2	0.4%
25	New Zealand	1	0.2%
26	Oman	1	0.2%
27	Portugal	1	0.2%
28	Saudi Arabia	1	0.2%
29	Spain	1	0.2%
30	Turkey	1	0.2%
31	Ukraine	1	0.2%
32	Bulgaria	1	0.2%
33	Azerbaijan	1	0.2%
34	Bahrain	1	0.2%
35	Georgia	1	0.2%
36	Viet Nam	1	0.2%