Rank	Countries/Territories	Count	Percent
1	United States	660	46.4%
2	China	460	32.3%
3	Germany	94	6.6%
4	Russia	22	1.5%
5	Colombia	19	1.3%
6	Japan	16	1.1%
7	Pakistan	11	0.8%
8	Netherlands	10	0.7%
9	Costa Rica	9	0.6%
10	Cyprus	9	0.6%
11	Ecuador	8	0.6%
12	India	8	0.6%
13	Singapore	8	0.6%
14	France	7	0.5%
15	Australia	7	0.5%
16	Hong Kong	6	0.4%
17	Canada	5	0.4%
18	Egypt	5	0.4%
19	Slovenia	5	0.4%
20	Tanzania, United Republic of	5	0.4%
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	Spain	2	0.1%
28	Switzerland	2	0.1%
29	Luxembourg	2	0.1%
30	Mauritius	2	0.1%
31	Indonesia	2	0.1%
32	Chile	2	0.1%
33	Viet Nam	2	0.1%
34	Bangladesh	1	0.1%
35	Brazil	1	0.1%
36	Iraq	1	0.1%
37	Israel	1	0.1%
38	Jamaica	1	0.1%
39	Peru	1	0.1%
40	Portugal	1	0.1%
41	Madagascar	1	0.1%
42	Malaysia	1	0.1%
43	South Africa	1	0.1%
44	Saudi Arabia	1	0.1%