Rank	Countries/Territories	Count	Percent
1	United States	553	36.6%
2	China	548	36.3%
3	Germany	161	10.7%
4	France	43	2.8%
5	Netherlands	23	1.5%
6	Australia	21	1.4%
7	Canada	20	1.3%
8	India	19	1.3%
9	Singapore	17	1.1%
10	Japan	14	0.9%
11	Thailand	9	0.6%
12	United Kingdom	9	0.6%
13	Russia	7	0.5%
14	Hong Kong	7	0.5%
15	Cyprus	6	0.4%
16	Korea, Republic of	6	0.4%
17	Iran, Islamic Republic of	4	0.3%
18	Brazil	4	0.3%
19	Bulgaria	4	0.3%
20	Taiwan	4	0.3%
21	South Africa	3	0.2%
22	Spain	3	0.2%
23	Sweden	3	0.2%
24	Latvia	3	0.2%
25	Malaysia	3	0.2%
26	Mongolia	3	0.2%
27	Ireland	2	0.1%
28	Italy	2	0.1%
29	Finland	2	0.1%
30	Slovenia	2	0.1%
31	Ukraine	2	0.1%
32	Viet Nam	2	0.1%
33	Denmark	1	0.1%
34	Indonesia	1	0.1%