Rank	Countries/Territories	Count	Percent
1	United States	451	45.6%
2	China	183	18.5%
3	Germany	146	14.7%
4	Japan	22	2.2%
5	Canada	16	1.6%
6	India	15	1.5%
7	Cyprus	14	1.4%
8	Australia	12	1.2%
9	Singapore	11	1.1%
10	Netherlands	10	1%
11	Hong Kong	9	0.9%
12	Argentina	9	0.9%
13	Ukraine	9	0.9%
14	France	8	0.8%
15	United Kingdom	7	0.7%
16	Turkey	6	0.6%
17	Taiwan	6	0.6%
18	Iran, Islamic Republic of	6	0.6%
19	Ireland	5	0.5%
20	Thailand	5	0.5%
21	Russia	5	0.5%
22	Saudi Arabia	5	0.5%
23	Pakistan	4	0.4%
24	Romania	3	0.3%
25	Korea, Republic of	3	0.3%
26	Denmark	3	0.3%
27	Ethiopia	2	0.2%
28	Austria	2	0.2%
29	Belgium	2	0.2%
30	Italy	2	0.2%
31	Mongolia	2	0.2%
32	Spain	2	0.2%
33	Sweden	1	0.1%
34	South Africa	1	0.1%
35	Norway	1	0.1%
36	Malaysia	1	0.1%
37	Malta	1	0.1%