Rank	Countries/Territories	Count	Percent
1	United States	559	43.3%
2	China	487	37.7%
3	Germany	97	7.5%
4	France	56	4.3%
5	Japan	16	1.2%
6	Korea, Republic of	15	1.2%
7	Singapore	13	1%
8	Netherlands	7	0.5%
9	Cyprus	6	0.5%
10	Ukraine	5	0.4%
11	Malaysia	4	0.3%
12	India	4	0.3%
13	Australia	3	0.2%
14	Brazil	3	0.2%
15	Canada	3	0.2%
16	Argentina	2	0.2%
17	Peru	2	0.2%
18	Philippines	2	0.2%
19	Spain	2	0.2%
20	United Kingdom	2	0.2%
21	Iran, Islamic Republic of	1	0.1%
22	Hong Kong	1	0.1%
23	Croatia	1	0.1%