Rank	Countries/Territories	Count	Percent
1	United States	270	31.4%
2	China	225	26.2%
3	Germany	84	9.8%
4	Australia	38	4.4%
5	United Kingdom	27	3.1%
6	Japan	24	2.8%
7	India	20	2.3%
8	Singapore	13	1.5%
9	Netherlands	11	1.3%
10	Canada	11	1.3%
11	Ethiopia	11	1.3%
12	Turkey	11	1.3%
13	Latvia	8	0.9%
14	France	7	0.8%
15	Cyprus	7	0.8%
16	Indonesia	7	0.8%
17	Iran, Islamic Republic of	7	0.8%
18	Brazil	7	0.8%
19	Argentina	6	0.7%
20	Libya	6	0.7%
21	Ireland	6	0.7%
22	Russia	5	0.6%
23	Colombia	5	0.6%
24	Ukraine	5	0.6%
25	Korea, Republic of	5	0.6%
26	Viet Nam	4	0.5%
27	Hong Kong	4	0.5%
28	Nigeria	3	0.3%
29	Bangladesh	3	0.3%
30	Azerbaijan	2	0.2%
31	Egypt	2	0.2%
32	Norway	2	0.2%
33	United Arab Emirates	2	0.2%
34	Pakistan	1	0.1%
35	Philippines	1	0.1%
36	Portugal	1	0.1%
37	Romania	1	0.1%
38	Saudi Arabia	1	0.1%
39	Slovakia	1	0.1%
40	Thailand	1	0.1%
41	Hungary	1	0.1%
42	Jordan	1	0.1%
43	Iraq	1	0.1%
44	Bulgaria	1	0.1%