Rank	Countries/Territories	Count	Percent
1	United States	503	35.1%
2	China	417	29.1%
3	Germany	219	15.3%
4	Singapore	58	4%
5	Korea, Republic of	35	2.4%
6	Japan	30	2.1%
7	France	19	1.3%
8	Taiwan	17	1.2%
9	Ireland	15	1%
10	Canada	14	1%
11	Switzerland	14	1%
12	Netherlands	11	0.8%
13	Russia	9	0.6%
14	Hong Kong	7	0.5%
15	India	7	0.5%
16	Cyprus	6	0.4%
17	Czech Republic	6	0.4%
18	Peru	6	0.4%
19	Egypt	5	0.3%
20	Australia	5	0.3%
21	Bangladesh	4	0.3%
22	Portugal	4	0.3%
23	Lithuania	4	0.3%
24	Malaysia	3	0.2%
25	Thailand	2	0.1%
26	Ukraine	2	0.1%
27	Brazil	2	0.1%
28	Argentina	2	0.1%
29	Latvia	2	0.1%
30	Israel	1	0.1%
31	Georgia	1	0.1%
32	Colombia	1	0.1%
33	United Kingdom	1	0.1%
34	Malta	1	0.1%
35	Sweden	1	0.1%