Rank	Countries/Territories	Count	Percent
1	United States	588	35.6%
2	China	565	34.2%
3	Germany	211	12.8%
4	Canada	55	3.3%
5	France	44	2.7%
6	Netherlands	28	1.7%
7	India	27	1.6%
8	Ireland	19	1.2%
9	Japan	17	1%
10	Cyprus	12	0.7%
11	United Kingdom	11	0.7%
12	Sweden	10	0.6%
13	Poland	7	0.4%
14	Australia	7	0.4%
15	Hong Kong	6	0.4%
16	Iran, Islamic Republic of	6	0.4%
17	Russia	6	0.4%
18	Singapore	5	0.3%
19	Taiwan	4	0.2%
20	Thailand	2	0.1%
21	Turkey	2	0.1%
22	South Africa	2	0.1%
23	Italy	2	0.1%
24	Korea, Republic of	2	0.1%
25	Malaysia	2	0.1%
26	Belgium	2	0.1%
27	Egypt	2	0.1%
28	Brazil	1	0.1%
29	Mexico	1	0.1%
30	Switzerland	1	0.1%
31	Nigeria	1	0.1%
32	Pakistan	1	0.1%
33	Ukraine	1	0.1%
34	Yemen	1	0.1%