Rank	Countries/Territories	Count	Percent
1	United States	667	45.8%
2	China	470	32.3%
3	Germany	104	7.1%
4	Russia	23	1.6%
5	Colombia	19	1.3%
6	Japan	18	1.2%
7	Netherlands	11	0.8%
8	Pakistan	11	0.8%
9	Costa Rica	9	0.6%
10	Cyprus	9	0.6%
11	Ecuador	8	0.5%
12	India	8	0.5%
13	Singapore	8	0.5%
14	Tanzania, United Republic of	8	0.5%
15	France	7	0.5%
16	Australia	7	0.5%
17	Hong Kong	6	0.4%
18	Canada	5	0.3%
19	Egypt	5	0.3%
20	Slovenia	5	0.3%
21	Mexico	4	0.3%
22	Korea, Republic of	4	0.3%
23	Argentina	4	0.3%
24	Ukraine	4	0.3%
25	United Kingdom	4	0.3%
26	Turkey	3	0.2%
27	Viet Nam	2	0.1%
28	Indonesia	2	0.1%
29	Chile	2	0.1%
30	Luxembourg	2	0.1%
31	Mauritius	2	0.1%
32	Spain	2	0.1%
33	Switzerland	2	0.1%
34	South Africa	1	0.1%
35	Saudi Arabia	1	0.1%
36	Madagascar	1	0.1%
37	Malaysia	1	0.1%
38	Peru	1	0.1%
39	Portugal	1	0.1%
40	Bangladesh	1	0.1%
41	Brazil	1	0.1%
42	Iraq	1	0.1%
43	Israel	1	0.1%
44	Jamaica	1	0.1%