Rank	Countries/Territories	Count	Percent
1	United States	455	41.7%
2	China	313	28.7%
3	Germany	99	9.1%
4	Canada	37	3.4%
5	Japan	23	2.1%
6	Netherlands	17	1.6%
7	Singapore	16	1.5%
8	France	14	1.3%
9	Korea, Republic of	14	1.3%
10	Australia	11	1%
11	Romania	11	1%
12	South Africa	8	0.7%
13	Cyprus	7	0.6%
14	Latvia	6	0.5%
15	Jordan	5	0.5%
16	Bulgaria	4	0.4%
17	Turkey	4	0.4%
18	Ukraine	4	0.4%
19	Saudi Arabia	4	0.4%
20	Poland	4	0.4%
21	Russia	3	0.3%
22	United Kingdom	3	0.3%
23	Taiwan	3	0.3%
24	Viet Nam	2	0.2%
25	Philippines	2	0.2%
26	Portugal	2	0.2%
27	Mongolia	2	0.2%
28	Malaysia	2	0.2%
29	Argentina	2	0.2%
30	Kenya	2	0.2%
31	Hong Kong	2	0.2%
32	India	2	0.2%
33	Indonesia	1	0.1%
34	Greece	1	0.1%
35	Honduras	1	0.1%
36	Lithuania	1	0.1%
37	Bangladesh	1	0.1%
38	Cote D'ivoire	1	0.1%
39	Mauritius	1	0.1%
40	Pakistan	1	0.1%
41	Sweden	1	0.1%