Rank	Countries/Territories	Count	Percent
1	United States	425	50.4%
2	China	135	16%
3	Japan	56	6.6%
4	Germany	46	5.5%
5	India	33	3.9%
6	Singapore	31	3.7%
7	Ireland	19	2.3%
8	Netherlands	16	1.9%
9	United Kingdom	13	1.5%
10	Canada	13	1.5%
11	Australia	8	0.9%
12	Italy	5	0.6%
13	France	5	0.6%
14	Indonesia	4	0.5%
15	Cyprus	4	0.5%
16	Malaysia	3	0.4%
17	Korea, Republic of	3	0.4%
18	Romania	3	0.4%
19	Spain	3	0.4%
20	Switzerland	2	0.2%
21	United Arab Emirates	2	0.2%
22	Pakistan	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Egypt	2	0.2%
25	Greece	2	0.2%
26	Hong Kong	2	0.2%
27	Bulgaria	1	0.1%
28	Argentina	1	0.1%
29	Latvia	1	0.1%
30	Poland	1	0.1%
31	Slovakia	1	0.1%