Rank	Countries/Territories	Count	Percent
1	United States	377	44.1%
2	China	206	24.1%
3	Germany	64	7.5%
4	Japan	39	4.6%
5	India	33	3.9%
6	Australia	18	2.1%
7	Netherlands	18	2.1%
8	United Kingdom	14	1.6%
9	Singapore	9	1.1%
10	Spain	7	0.8%
11	Russia	7	0.8%
12	Romania	6	0.7%
13	Mexico	5	0.6%
14	Cyprus	5	0.6%
15	Canada	4	0.5%
16	Chile	4	0.5%
17	Ukraine	4	0.5%
18	Turkey	3	0.4%
19	Iran, Islamic Republic of	3	0.4%
20	Belgium	3	0.4%
21	Bulgaria	2	0.2%
22	Czech Republic	2	0.2%
23	Greece	2	0.2%
24	Hong Kong	2	0.2%
25	France	2	0.2%
26	Viet Nam	2	0.2%
27	Lebanon	2	0.2%
28	Malaysia	1	0.1%
29	Mongolia	1	0.1%
30	Myanmar	1	0.1%
31	Norway	1	0.1%
32	Portugal	1	0.1%
33	Sri Lanka	1	0.1%
34	Thailand	1	0.1%
35	Algeria	1	0.1%
36	Ireland	1	0.1%
37	Egypt	1	0.1%
38	Bangladesh	1	0.1%