Rank	Countries/Territories	Count	Percent
1	United States	399	43.5%
2	China	248	27%
3	Germany	119	13%
4	Netherlands	23	2.5%
5	France	17	1.9%
6	Canada	16	1.7%
7	Brazil	14	1.5%
8	Japan	13	1.4%
9	Bulgaria	11	1.2%
10		8	0.9%
11	United Kingdom	7	0.8%
12	Cyprus	6	0.7%
13	Thailand	5	0.5%
14	Senegal	4	0.4%
15	Lithuania	4	0.4%
16	Malaysia	3	0.3%
17	Australia	3	0.3%
18	Argentina	2	0.2%
19	Latvia	2	0.2%
20	Nigeria	2	0.2%
21	Norway	2	0.2%
22	Romania	2	0.2%
23	South Africa	2	0.2%
24	Switzerland	2	0.2%
25	Singapore	1	0.1%
26	Ukraine	1	0.1%
27	Uzbekistan	1	0.1%
28	Viet Nam	1	0.1%