Rank	Countries/Territories	Count	Percent
1	United States	444	38.4%
2	China	358	31%
3	Germany	94	8.1%
4	Brazil	53	4.6%
5	Australia	17	1.5%
6	Japan	16	1.4%
7		15	1.3%
8	Canada	14	1.2%
9	Latvia	14	1.2%
10	Singapore	13	1.1%
11	India	13	1.1%
12	France	13	1.1%
13	Korea, Republic of	10	0.9%
14	Cyprus	9	0.8%
15	Netherlands	8	0.7%
16	Senegal	7	0.6%
17	Argentina	5	0.4%
18	Turkey	5	0.4%
19	Hong Kong	4	0.3%
20	South Africa	4	0.3%
21	Spain	4	0.3%
22	Oman	4	0.3%
23	Poland	4	0.3%
24	Norway	3	0.3%
25	Colombia	3	0.3%
26	Ukraine	3	0.3%
27	United Kingdom	3	0.3%
28	Egypt	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Ireland	2	0.2%
31	Mongolia	2	0.2%
32	Thailand	2	0.2%
33	Serbia	1	0.1%
34	Taiwan	1	0.1%
35	Malaysia	1	0.1%
36	Russia	1	0.1%
37	Peru	1	0.1%
38	Hungary	1	0.1%