Rank	Countries/Territories	Count	Percent
1	United States	545	42.4%
2	China	310	24.1%
3	Germany	96	7.5%
4	Australia	59	4.6%
5	Japan	29	2.3%
6	Canada	26	2%
7	Netherlands	17	1.3%
8	Taiwan	17	1.3%
9	United Kingdom	17	1.3%
10	Singapore	16	1.2%
11	Indonesia	16	1.2%
12	France	14	1.1%
13	India	13	1%
14	Iran, Islamic Republic of	12	0.9%
15	Pakistan	12	0.9%
16	Egypt	9	0.7%
17	Turkey	9	0.7%
18	Colombia	7	0.5%
19	Spain	6	0.5%
20	Ukraine	6	0.5%
21	Romania	6	0.5%
22	Peru	4	0.3%
23	Cyprus	4	0.3%
24	Ecuador	4	0.3%
25	Argentina	4	0.3%
26	Norway	3	0.2%
27	Mexico	3	0.2%
28	Malaysia	2	0.2%
29	Mauritius	2	0.2%
30	Greece	2	0.2%
31	Russia	2	0.2%
32	Tanzania, United Republic of	2	0.2%
33	Viet Nam	1	0.1%
34	Ethiopia	1	0.1%
35	Ireland	1	0.1%
36	Bulgaria	1	0.1%
37	Morocco	1	0.1%
38	Korea, Republic of	1	0.1%
39	Lesotho	1	0.1%
40	Lithuania	1	0.1%
41	Sweden	1	0.1%
42	Switzerland	1	0.1%