Rank	Countries/Territories	Count	Percent
1	United States	179	46.6%
2	China	110	28.6%
3	Japan	27	7%
4	Germany	13	3.4%
5	Singapore	9	2.3%
6	Netherlands	8	2.1%
7	Canada	6	1.6%
8	France	6	1.6%
9	United Kingdom	4	1%
10	Hong Kong	3	0.8%
11	Spain	3	0.8%
12	Romania	2	0.5%
13	Malaysia	2	0.5%
14	Hungary	2	0.5%
15	India	2	0.5%
16	Cyprus	2	0.5%
17	Ireland	1	0.3%
18	Italy	1	0.3%
19	Mauritius	1	0.3%
20	Korea, Republic of	1	0.3%
21	Latvia	1	0.3%
22	Russia	1	0.3%