Rank	Countries/Territories	Count	Percent
1	United States	406	41.1%
2	China	334	33.8%
3	Germany	89	9%
4	France	33	3.3%
5	Japan	27	2.7%
6	Korea, Republic of	22	2.2%
7	Canada	19	1.9%
8		13	1.3%
9	India	7	0.7%
10	Cyprus	6	0.6%
11	Singapore	6	0.6%
12	Ukraine	4	0.4%
13	Palestine, State of	4	0.4%
14	Australia	4	0.4%
15	Bangladesh	2	0.2%
16	Honduras	2	0.2%
17	Hong Kong	2	0.2%
18	Ireland	2	0.2%
19	Netherlands	2	0.2%
20	Norway	2	0.2%
21	Latvia	1	0.1%
22	Mongolia	1	0.1%
23	United Kingdom	1	0.1%