Rank	Countries/Territories	Count	Percent
1	United States	435	33.6%
2	China	381	29.4%
3	Germany	114	8.8%
4	Canada	61	4.7%
5	Latvia	46	3.6%
6	Netherlands	30	2.3%
7	Nigeria	25	1.9%
8	France	24	1.9%
9	India	21	1.6%
10	Taiwan	18	1.4%
11	Japan	18	1.4%
12	United Kingdom	13	1%
13	Cyprus	12	0.9%
14	Australia	11	0.9%
15	Hong Kong	9	0.7%
16	Korea, Republic of	9	0.7%
17	Singapore	9	0.7%
18	Ireland	8	0.6%
19	Senegal	7	0.5%
20	Switzerland	6	0.5%
21	Brazil	5	0.4%
22	Austria	3	0.2%
23	Norway	3	0.2%
24	Russia	2	0.2%
25	South Africa	2	0.2%
26	Mongolia	2	0.2%
27	Thailand	2	0.2%
28	Israel	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Ghana	2	0.2%
31	Viet Nam	2	0.2%
32	Hungary	1	0.1%
33	Bulgaria	1	0.1%
34	Cambodia	1	0.1%
35	Denmark	1	0.1%
36	Chile	1	0.1%
37	Turkey	1	0.1%
38	Ukraine	1	0.1%
39	Sweden	1	0.1%
40	Mauritius	1	0.1%
41	Mexico	1	0.1%