Rank	Countries/Territories	Count	Percent
1	United States	300	39.8%
2	China	244	32.4%
3	Germany	81	10.8%
4	France	31	4.1%
5	Australia	22	2.9%
6	Japan	22	2.9%
7	Canada	7	0.9%
8	Singapore	7	0.9%
9	Netherlands	6	0.8%
10	Cyprus	6	0.8%
11	Egypt	5	0.7%
12	India	5	0.7%
13	Mongolia	3	0.4%
14	Bulgaria	3	0.4%
15	Ireland	2	0.3%
16	Malaysia	2	0.3%
17	Hong Kong	2	0.3%
18	Iran, Islamic Republic of	1	0.1%
19	Argentina	1	0.1%
20	Bangladesh	1	0.1%
21	Sweden	1	0.1%
22	United Kingdom	1	0.1%