Rank	Countries/Territories	Count	Percent
1	United States	447	40.6%
2	China	297	27%
3	Germany	131	11.9%
4	Canada	45	4.1%
5	France	32	2.9%
6	India	20	1.8%
7	United Kingdom	20	1.8%
8	Netherlands	16	1.5%
9	Australia	12	1.1%
10	Cyprus	9	0.8%
11	Ukraine	8	0.7%
12	Korea, Republic of	7	0.6%
13	Japan	6	0.5%
14	Singapore	6	0.5%
15	Viet Nam	5	0.5%
16	Argentina	5	0.5%
17	Russia	4	0.4%
18	Saudi Arabia	3	0.3%
19	Portugal	3	0.3%
20	Indonesia	3	0.3%
21	Iran, Islamic Republic of	2	0.2%
22	Israel	2	0.2%
23	Italy	2	0.2%
24	Bangladesh	2	0.2%
25	Brazil	2	0.2%
26	Malaysia	2	0.2%
27	Mongolia	2	0.2%
28	Pakistan	2	0.2%
29	Sudan	2	0.2%
30	Taiwan	1	0.1%
31	Turkey	1	0.1%
32	Bulgaria	1	0.1%
33	Chile	1	0.1%
34	Ireland	1	0.1%