Rank	Countries/Territories	Count	Percent
1	United States	462	49.3%
2	China	251	26.8%
3	Germany	107	11.4%
4	France	31	3.3%
5	Japan	17	1.8%
6	Netherlands	12	1.3%
7	Singapore	11	1.2%
8	Korea, Republic of	7	0.7%
9	Denmark	6	0.6%
10	United Kingdom	6	0.6%
11	Canada	4	0.4%
12	Cyprus	4	0.4%
13	India	4	0.4%
14	Hong Kong	3	0.3%
15	Iran, Islamic Republic of	2	0.2%
16	Portugal	2	0.2%
17	Taiwan	2	0.2%
18	Thailand	2	0.2%
19	Ukraine	1	0.1%
20	Slovakia	1	0.1%
21	Norway	1	0.1%
22	Mexico	1	0.1%
23	Mongolia	1	0.1%