Rank	Countries/Territories	Count	Percent
1	United States	347	37.2%
2	China	341	36.5%
3	Germany	67	7.2%
4	Canada	25	2.7%
5	Bulgaria	23	2.5%
6	Netherlands	15	1.6%
7	France	14	1.5%
8	Japan	13	1.4%
9		10	1.1%
10	Singapore	9	1%
11	Cyprus	7	0.8%
12	Uganda	6	0.6%
13	Poland	6	0.6%
14	Russia	6	0.6%
15	Nigeria	5	0.5%
16	United Kingdom	5	0.5%
17	Turkey	4	0.4%
18	Indonesia	4	0.4%
19	Greece	3	0.3%
20	Australia	3	0.3%
21	Brazil	3	0.3%
22	Switzerland	3	0.3%
23	Ukraine	2	0.2%
24	Cote D'ivoire	2	0.2%
25	Bangladesh	1	0.1%
26	Belgium	1	0.1%
27	Hong Kong	1	0.1%
28	India	1	0.1%
29	Thailand	1	0.1%
30	South Africa	1	0.1%
31	Kazakhstan	1	0.1%
32	Kenya	1	0.1%
33	Kuwait	1	0.1%
34	Viet Nam	1	0.1%