Rank	Countries/Territories	Count	Percent
1	United States	373	39.5%
2	China	355	37.6%
3	Germany	83	8.8%
4	France	15	1.6%
5	Canada	15	1.6%
6	Switzerland	15	1.6%
7	Japan	14	1.5%
8	Netherlands	10	1.1%
9		9	1%
10	Australia	8	0.8%
11	Cyprus	7	0.7%
12	India	6	0.6%
13	Singapore	6	0.6%
14	United Kingdom	5	0.5%
15	Taiwan	4	0.4%
16	Italy	3	0.3%
17	Korea, Republic of	3	0.3%
18	Argentina	3	0.3%
19	Colombia	2	0.2%
20	Malaysia	2	0.2%
21	Serbia	2	0.2%
22	Viet Nam	2	0.2%
23	Romania	1	0.1%
24	Russia	1	0.1%
25	Saudi Arabia	1	0.1%