Rank	Countries/Territories	Count	Percent
1	United States	522	40.1%
2	China	361	27.7%
3	Germany	107	8.2%
4	France	76	5.8%
5	Japan	26	2%
6		23	1.8%
7	Korea, Republic of	21	1.6%
8	India	19	1.5%
9	United Kingdom	16	1.2%
10	Canada	14	1.1%
11	Cyprus	12	0.9%
12	Singapore	12	0.9%
13	Netherlands	10	0.8%
14	Norway	8	0.6%
15	Ireland	7	0.5%
16	Australia	7	0.5%
17	Bangladesh	7	0.5%
18	Iran, Islamic Republic of	6	0.5%
19	Hong Kong	6	0.5%
20	Poland	6	0.5%
21	Latvia	5	0.4%
22	Argentina	5	0.4%
23	Russia	3	0.2%
24	Viet Nam	3	0.2%
25	Taiwan	2	0.2%
26	Thailand	2	0.2%
27	Turkey	2	0.2%
28	Kenya	2	0.2%
29	Malaysia	2	0.2%
30	Mali	2	0.2%
31	Hungary	2	0.2%
32	Philippines	1	0.1%
33	South Africa	1	0.1%
34	Switzerland	1	0.1%
35	Uganda	1	0.1%
36	Ukraine	1	0.1%