Rank	Countries/Territories	Count	Percent
1	United States	505	54.1%
2	China	269	28.8%
3	Germany	52	5.6%
4	India	32	3.4%
5	France	14	1.5%
6	Canada	11	1.2%
7	Australia	9	1%
8	Turkey	6	0.6%
9	Korea, Republic of	5	0.5%
10	Netherlands	5	0.5%
11	Ireland	3	0.3%
12	Hong Kong	3	0.3%
13	Brazil	3	0.3%
14	Czech Republic	3	0.3%
15	Egypt	2	0.2%
16	Japan	2	0.2%
17	United Kingdom	2	0.2%
18	Switzerland	2	0.2%
19	Russia	1	0.1%
20	Singapore	1	0.1%
21	Malaysia	1	0.1%
22	Ethiopia	1	0.1%
23	Cyprus	1	0.1%
24	Belgium	1	0.1%