Rank	Countries/Territories	Count	Percent
1	United States	334	36.2%
2	China	333	36.1%
3	Germany	88	9.5%
4	Japan	25	2.7%
5	Canada	20	2.2%
6	Hong Kong	17	1.8%
7	Singapore	12	1.3%
8	Netherlands	12	1.3%
9	India	11	1.2%
10	Korea, Republic of	7	0.8%
11	Turkey	7	0.8%
12	United Kingdom	6	0.7%
13	Taiwan	5	0.5%
14	Pakistan	5	0.5%
15	Cyprus	4	0.4%
16	Egypt	4	0.4%
17	Australia	3	0.3%
18	Ireland	3	0.3%
19	Italy	2	0.2%
20	Thailand	2	0.2%
21	Sweden	2	0.2%
22	Viet Nam	2	0.2%
23	Brazil	2	0.2%
24	Argentina	2	0.2%
25	France	2	0.2%
26	Denmark	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Georgia	1	0.1%
29	Malaysia	1	0.1%
30	Mongolia	1	0.1%
31	Indonesia	1	0.1%
32	New Zealand	1	0.1%
33	Romania	1	0.1%
34	Russia	1	0.1%
35	Saudi Arabia	1	0.1%