Rank	Countries/Territories	Count	Percent
1	United States	528	59.9%
2	China	100	11.4%
3	Germany	52	5.9%
4	Netherlands	49	5.6%
5	India	39	4.4%
6	Ireland	17	1.9%
7	Korea, Republic of	13	1.5%
8	France	12	1.4%
9	Canada	9	1%
10	Japan	8	0.9%
11	Switzerland	8	0.9%
12	Cyprus	6	0.7%
13	Australia	5	0.6%
14	Philippines	5	0.6%
15	Latvia	4	0.5%
16	Malaysia	4	0.5%
17	Morocco	3	0.3%
18	Bahrain	3	0.3%
19	Azerbaijan	2	0.2%
20	Indonesia	2	0.2%
21	Kenya	2	0.2%
22	Poland	2	0.2%
23	Syrian Arab Republic	2	0.2%
24	Norway	1	0.1%
25	Romania	1	0.1%
26	Russia	1	0.1%
27	Saudi Arabia	1	0.1%
28	South Africa	1	0.1%
29	Iran, Islamic Republic of	1	0.1%