Rank	Countries/Territories	Count	Percent
1	United States	400	37.6%
2	China	357	33.5%
3	Germany	80	7.5%
4	France	54	5.1%
5	Australia	43	4%
6		33	3.1%
7	Canada	19	1.8%
8	Ukraine	13	1.2%
9	Netherlands	10	0.9%
10	Japan	9	0.8%
11	India	8	0.8%
12	Singapore	7	0.7%
13	Cyprus	7	0.7%
14	Hong Kong	7	0.7%
15	United Kingdom	4	0.4%
16	Switzerland	3	0.3%
17	Colombia	2	0.2%
18	Norway	2	0.2%
19	Portugal	2	0.2%
20	Indonesia	2	0.2%
21	Iran, Islamic Republic of	1	0.1%
22	Malaysia	1	0.1%
23	Spain	1	0.1%