Rank	Countries/Territories	Count	Percent
1	United States	407	38.2%
2	China	341	32%
3	Germany	82	7.7%
4	Japan	35	3.3%
5	Netherlands	27	2.5%
6	France	25	2.3%
7	Singapore	24	2.3%
8	India	15	1.4%
9	Ireland	14	1.3%
10	Philippines	10	0.9%
11	Norway	9	0.8%
12	United Kingdom	9	0.8%
13	Korea, Republic of	8	0.8%
14	Hong Kong	7	0.7%
15	Australia	7	0.7%
16	Cyprus	6	0.6%
17	Mexico	5	0.5%
18	Iran, Islamic Republic of	4	0.4%
19	Bangladesh	4	0.4%
20	New Zealand	4	0.4%
21	Malaysia	3	0.3%
22	Israel	2	0.2%
23	Argentina	2	0.2%
24	Mongolia	2	0.2%
25	Romania	2	0.2%
26	Switzerland	2	0.2%
27	Viet Nam	2	0.2%
28	Thailand	2	0.2%
29	Ukraine	1	0.1%
30	Taiwan	1	0.1%
31	Russia	1	0.1%
32	Canada	1	0.1%
33	Czech Republic	1	0.1%
34	Moldova, Republic of	1	0.1%