Rank	Countries/Territories	Count	Percent
1	United States	591	45.1%
2	China	328	25.1%
3	Germany	113	8.6%
4	India	62	4.7%
5		52	4%
6	Japan	31	2.4%
7	France	21	1.6%
8	Pakistan	18	1.4%
9	Singapore	18	1.4%
10	Canada	12	0.9%
11	Netherlands	11	0.8%
12	Norway	6	0.5%
13	Ireland	6	0.5%
14	Cyprus	6	0.5%
15	Spain	6	0.5%
16	Hong Kong	5	0.4%
17	Australia	5	0.4%
18	Argentina	4	0.3%
19	Sweden	3	0.2%
20	Ukraine	3	0.2%
21	United Kingdom	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Latvia	1	0.1%
24	Malaysia	1	0.1%
25	Romania	1	0.1%
26	Saudi Arabia	1	0.1%