Rank	Countries/Territories	Count	Percent
1	United States	443	42.9%
2	China	292	28.3%
3	Germany	95	9.2%
4	Japan	34	3.3%
5	India	29	2.8%
6	Canada	28	2.7%
7	Russia	25	2.4%
8	France	15	1.5%
9	Korea, Republic of	14	1.4%
10	Norway	13	1.3%
11	Ireland	6	0.6%
12	Cyprus	5	0.5%
13	Viet Nam	5	0.5%
14	Turkey	5	0.5%
15	Singapore	4	0.4%
16	Netherlands	4	0.4%
17	Italy	2	0.2%
18	Mongolia	2	0.2%
19	Australia	2	0.2%
20	Taiwan	2	0.2%
21	Thailand	2	0.2%
22	Ukraine	1	0.1%
23	United Kingdom	1	0.1%
24	Azerbaijan	1	0.1%
25	Georgia	1	0.1%
26	Hong Kong	1	0.1%
27	Romania	1	0.1%