Rank	Countries/Territories	Count	Percent
1	United States	571	36.9%
2	China	521	33.7%
3	Japan	113	7.3%
4	Germany	107	6.9%
5	France	78	5%
6	Netherlands	27	1.7%
7	Singapore	21	1.4%
8	Canada	14	0.9%
9	Russia	13	0.8%
10	Cyprus	12	0.8%
11	Brazil	8	0.5%
12	Korea, Republic of	7	0.5%
13	Switzerland	7	0.5%
14	Hong Kong	6	0.4%
15	Viet Nam	5	0.3%
16	Ukraine	4	0.3%
17	United Kingdom	4	0.3%
18	Ireland	4	0.3%
19	Australia	4	0.3%
20		4	0.3%
21	Taiwan	3	0.2%
22	Turkey	2	0.1%
23	Spain	2	0.1%
24	Norway	2	0.1%
25	Ecuador	2	0.1%
26	Hungary	2	0.1%
27	India	1	0.1%
28	Latvia	1	0.1%
29	Mongolia	1	0.1%
30	Argentina	1	0.1%
31	Poland	1	0.1%