Rank	Countries/Territories	Count	Percent
1	United States	536	38.2%
2	China	498	35.5%
3	Germany	150	10.7%
4	France	37	2.6%
5	Netherlands	22	1.6%
6	Australia	20	1.4%
7	India	19	1.4%
8	Singapore	17	1.2%
9	Japan	14	1%
10	Canada	10	0.7%
11	United Kingdom	9	0.6%
12	Hong Kong	7	0.5%
13	Korea, Republic of	6	0.4%
14	Thailand	6	0.4%
15	Russia	6	0.4%
16	Cyprus	5	0.4%
17	Bulgaria	4	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Taiwan	4	0.3%
20	South Africa	3	0.2%
21	Spain	3	0.2%
22	Sweden	3	0.2%
23	Latvia	3	0.2%
24	Malaysia	3	0.2%
25	Mongolia	3	0.2%
26	Ireland	2	0.1%
27	Finland	2	0.1%
28	Slovenia	2	0.1%
29	Ukraine	2	0.1%
30	Viet Nam	2	0.1%
31	Denmark	1	0.1%
32	Indonesia	1	0.1%