Rank	Countries/Territories	Count	Percent
1	United States	306	41.1%
2	China	245	32.9%
3	Germany	61	8.2%
4	Italy	20	2.7%
5	United Kingdom	17	2.3%
6	Singapore	8	1.1%
7	Netherlands	7	0.9%
8	Spain	6	0.8%
9	Poland	6	0.8%
10	Argentina	5	0.7%
11	Australia	5	0.7%
12	Canada	4	0.5%
13	Japan	4	0.5%
14	Iran, Islamic Republic of	4	0.5%
15	Mexico	4	0.5%
16	India	3	0.4%
17	Ireland	3	0.4%
18	Portugal	3	0.4%
19	Romania	3	0.4%
20	Russia	3	0.4%
21	Taiwan	3	0.4%
22	South Africa	3	0.4%
23	Cyprus	3	0.4%
24	Denmark	2	0.3%
25	France	2	0.3%
26	Hong Kong	2	0.3%
27	Hungary	2	0.3%
28	Gibraltar	1	0.1%
29	Korea, Republic of	1	0.1%
30	Latvia	1	0.1%
31	Bangladesh	1	0.1%
32	Estonia	1	0.1%
33	Ethiopia	1	0.1%
34	Norway	1	0.1%
35	Thailand	1	0.1%
36	Switzerland	1	0.1%
37	Uzbekistan	1	0.1%