Rank	Countries/Territories	Count	Percent
1	United States	481	35.4%
2	China	456	33.6%
3	Germany	134	9.9%
4		81	6%
5	France	46	3.4%
6	Norway	42	3.1%
7	Canada	23	1.7%
8	India	13	1%
9	Taiwan	12	0.9%
10	Netherlands	12	0.9%
11	Cyprus	11	0.8%
12	Japan	10	0.7%
13	Singapore	9	0.7%
14	Russia	6	0.4%
15	Switzerland	3	0.2%
16	Ukraine	3	0.2%
17	Hong Kong	3	0.2%
18	Iran, Islamic Republic of	2	0.1%
19	Latvia	2	0.1%
20	Malaysia	2	0.1%
21	Nepal	2	0.1%
22	Argentina	2	0.1%
23	Australia	1	0.1%
24	Bangladesh	1	0.1%
25	United Kingdom	1	0.1%
26	Turkey	1	0.1%