Rank	Countries/Territories	Count	Percent
1	United States	429	42.7%
2	China	278	27.7%
3	Germany	134	13.3%
4	Netherlands	24	2.4%
5	France	17	1.7%
6	Canada	16	1.6%
7	Brazil	14	1.4%
8	Japan	13	1.3%
9	Bulgaria	11	1.1%
10		8	0.8%
11	India	7	0.7%
12	United Kingdom	7	0.7%
13	Cyprus	6	0.6%
14	Thailand	5	0.5%
15	Senegal	4	0.4%
16	Lithuania	4	0.4%
17	Malaysia	3	0.3%
18	Australia	3	0.3%
19	Argentina	2	0.2%
20	Latvia	2	0.2%
21	Hong Kong	2	0.2%
22	South Africa	2	0.2%
23	Switzerland	2	0.2%
24	Nigeria	2	0.2%
25	Norway	2	0.2%
26	Romania	2	0.2%
27	Singapore	1	0.1%
28	Ukraine	1	0.1%
29	Uzbekistan	1	0.1%
30	Viet Nam	1	0.1%
31	Indonesia	1	0.1%
32	Iraq	1	0.1%