Rank	Countries/Territories	Count	Percent
1	United States	500	49.1%
2	China	256	25.1%
3	Germany	96	9.4%
4	India	49	4.8%
5	Ireland	41	4%
6	Netherlands	12	1.2%
7	Norway	7	0.7%
8	Turkey	7	0.7%
9	Canada	6	0.6%
10	Italy	6	0.6%
11	Cyprus	5	0.5%
12	Singapore	5	0.5%
13	Japan	4	0.4%
14	Ukraine	4	0.4%
15	Australia	4	0.4%
16	Belgium	2	0.2%
17	Brazil	2	0.2%
18	United Kingdom	2	0.2%
19	South Africa	2	0.2%
20	Spain	1	0.1%
21	Sweden	1	0.1%
22	Switzerland	1	0.1%
23	Romania	1	0.1%
24	Russia	1	0.1%
25	Jordan	1	0.1%
26	Korea, Republic of	1	0.1%
27	France	1	0.1%
28	Georgia	1	0.1%