Rank	Countries/Territories	Count	Percent
1	United States	421	41.3%
2	China	344	33.8%
3	Germany	95	9.3%
4		41	4%
5	France	18	1.8%
6	Hong Kong	13	1.3%
7	Japan	12	1.2%
8	Spain	10	1%
9	Netherlands	9	0.9%
10	Singapore	9	0.9%
11	Australia	7	0.7%
12	Canada	6	0.6%
13	Korea, Republic of	6	0.6%
14	Ireland	6	0.6%
15	Czech Republic	5	0.5%
16	Norway	3	0.3%
17	Ukraine	2	0.2%
18	United Kingdom	2	0.2%
19	Argentina	2	0.2%
20	Italy	2	0.2%
21	India	2	0.2%
22	Lithuania	1	0.1%
23	Mongolia	1	0.1%
24	Cyprus	1	0.1%
25	Switzerland	1	0.1%