Rank	Countries/Territories	Count	Percent
1	United States	403	40.8%
2	China	270	27.4%
3	Germany	60	6.1%
4	France	48	4.9%
5	United Kingdom	40	4.1%
6	Japan	35	3.5%
7	Ireland	19	1.9%
8	Singapore	18	1.8%
9	Netherlands	15	1.5%
10	India	13	1.3%
11	Korea, Republic of	9	0.9%
12	Hong Kong	5	0.5%
13	Indonesia	4	0.4%
14	Malaysia	4	0.4%
15	Mauritius	4	0.4%
16	Viet Nam	4	0.4%
17	Italy	3	0.3%
18	Lithuania	3	0.3%
19	Cyprus	3	0.3%
20	Canada	3	0.3%
21	Austria	2	0.2%
22	Hungary	2	0.2%
23	Macao	2	0.2%
24	Uganda	2	0.2%
25	Taiwan	2	0.2%
26	Thailand	2	0.2%
27	Sweden	2	0.2%
28	Switzerland	1	0.1%
29	South Africa	1	0.1%
30	Mongolia	1	0.1%
31	Pakistan	1	0.1%
32	Philippines	1	0.1%
33	Turkey	1	0.1%
34	Iran, Islamic Republic of	1	0.1%
35	Ethiopia	1	0.1%
36	Bangladesh	1	0.1%
37	Argentina	1	0.1%