Rank	Countries/Territories	Count	Percent
1	United States	502	48.5%
2	China	295	28.5%
3	Germany	72	7%
4	Japan	45	4.3%
5	Australia	19	1.8%
6	France	13	1.3%
7	Singapore	12	1.2%
8	Iran, Islamic Republic of	12	1.2%
9	Russia	11	1.1%
10	Korea, Republic of	9	0.9%
11	Netherlands	8	0.8%
12	Canada	6	0.6%
13	Cyprus	6	0.6%
14	Egypt	5	0.5%
15	Bangladesh	4	0.4%
16	Ireland	4	0.4%
17	Latvia	2	0.2%
18	Malaysia	2	0.2%
19	India	2	0.2%
20	Argentina	1	0.1%
21	Mongolia	1	0.1%
22	Italy	1	0.1%
23	Norway	1	0.1%
24	South Africa	1	0.1%
25	Ukraine	1	0.1%