Rank	Countries/Territories	Count	Percent
1	United States	469	40.9%
2	China	372	32.4%
3	Germany	97	8.4%
4	France	42	3.7%
5		37	3.2%
6	Japan	29	2.5%
7	Korea, Republic of	18	1.6%
8	Ireland	10	0.9%
9	Netherlands	10	0.9%
10	Canada	8	0.7%
11	Hong Kong	7	0.6%
12	Singapore	7	0.6%
13	Russia	6	0.5%
14	Cyprus	5	0.4%
15	Egypt	5	0.4%
16	Latvia	4	0.3%
17	Australia	4	0.3%
18	Austria	2	0.2%
19	Brazil	2	0.2%
20	Argentina	2	0.2%
21	Saudi Arabia	2	0.2%
22	Spain	2	0.2%
23	Mauritius	2	0.2%
24	Sweden	1	0.1%
25	Ukraine	1	0.1%
26	Viet Nam	1	0.1%
27	Colombia	1	0.1%
28	Bulgaria	1	0.1%
29	Lithuania	1	0.1%