Rank	Countries/Territories	Count	Percent
1	United States	321	43.9%
2	China	155	21.2%
3	Germany	75	10.2%
4	Canada	34	4.6%
5	Korea, Republic of	15	2%
6	India	14	1.9%
7	France	10	1.4%
8	Indonesia	9	1.2%
9	United Kingdom	8	1.1%
10	Cyprus	7	1%
11	Turkey	7	1%
12	Egypt	6	0.8%
13	Australia	6	0.8%
14	Hong Kong	6	0.8%
15	Japan	6	0.8%
16	Iran, Islamic Republic of	5	0.7%
17	Portugal	5	0.7%
18	Singapore	4	0.5%
19	Malaysia	4	0.5%
20	Pakistan	4	0.5%
21	Kuwait	3	0.4%
22	Netherlands	3	0.4%
23	Greece	3	0.4%
24	Brazil	3	0.4%
25	Italy	2	0.3%
26	Russia	2	0.3%
27	Slovenia	2	0.3%
28	Maldives	2	0.3%
29	Palestine, State of	2	0.3%
30	Peru	2	0.3%
31	Poland	1	0.1%
32	Mexico	1	0.1%
33	Thailand	1	0.1%
34	Ukraine	1	0.1%
35	Nigeria	1	0.1%
36	Ireland	1	0.1%
37	Ethiopia	1	0.1%