Rank	Countries/Territories	Count	Percent
1	United States	529	45.6%
2	China	205	17.7%
3	Germany	107	9.2%
4	Japan	107	9.2%
5	France	42	3.6%
6	Singapore	27	2.3%
7	Hong Kong	21	1.8%
8	India	20	1.7%
9	Ireland	10	0.9%
10	Netherlands	10	0.9%
11	United Kingdom	10	0.9%
12	Canada	9	0.8%
13	Australia	8	0.7%
14	Thailand	7	0.6%
15	Korea, Republic of	6	0.5%
16	Cyprus	5	0.4%
17	Egypt	5	0.4%
18	Switzerland	5	0.4%
19	Iran, Islamic Republic of	4	0.3%
20	Ghana	3	0.3%
21	Russia	3	0.3%
22	Taiwan	2	0.2%
23	South Africa	2	0.2%
24	Viet Nam	2	0.2%
25	Belgium	2	0.2%
26	Hungary	2	0.2%
27	Latvia	1	0.1%
28	Malaysia	1	0.1%
29	Mongolia	1	0.1%
30	Georgia	1	0.1%
31	Ukraine	1	0.1%
32	Spain	1	0.1%
33	Italy	1	0.1%