Rank	Countries/Territories	Count	Percent
1	United States	456	45.1%
2	China	248	24.5%
3	Germany	123	12.2%
4	Netherlands	21	2.1%
5	Russia	15	1.5%
6	Japan	14	1.4%
7	Ireland	13	1.3%
8	France	12	1.2%
9	India	11	1.1%
10	Cyprus	10	1%
11	Australia	9	0.9%
12	United Kingdom	9	0.9%
13	Austria	8	0.8%
14	Canada	7	0.7%
15	Singapore	6	0.6%
16	Turkey	5	0.5%
17	Poland	5	0.5%
18	Taiwan	5	0.5%
19	Indonesia	5	0.5%
20	Italy	5	0.5%
21	Korea, Republic of	4	0.4%
22	Thailand	3	0.3%
23	Belgium	3	0.3%
24	Egypt	2	0.2%
25	Israel	2	0.2%
26	Lebanon	2	0.2%
27	Sweden	2	0.2%
28	Switzerland	1	0.1%
29	Malaysia	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Iraq	1	0.1%
32	Ecuador	1	0.1%
33	Brazil	1	0.1%