Rank	Countries/Territories	Count	Percent
1	United States	360	37.5%
2	China	264	27.5%
3	Germany	94	9.8%
4	Japan	75	7.8%
5	Singapore	30	3.1%
6		21	2.2%
7	France	20	2.1%
8	Netherlands	12	1.2%
9	Romania	10	1%
10	Australia	9	0.9%
11	Hong Kong	6	0.6%
12	Turkey	6	0.6%
13	United Kingdom	5	0.5%
14	Cyprus	5	0.5%
15	Canada	4	0.4%
16	Viet Nam	4	0.4%
17	Sweden	3	0.3%
18	Taiwan	3	0.3%
19	Brazil	3	0.3%
20	India	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Ireland	3	0.3%
23	Norway	2	0.2%
24	Latvia	2	0.2%
25	Bangladesh	2	0.2%
26	Belgium	2	0.2%
27	Argentina	2	0.2%
28	Thailand	2	0.2%
29	Slovenia	2	0.2%
30	South Africa	2	0.2%
31	Switzerland	1	0.1%