Rank	Countries/Territories	Count	Percent
1	United States	378	38.2%
2	China	294	29.7%
3	Germany	113	11.4%
4	Ireland	50	5.1%
5	Japan	50	5.1%
6	Switzerland	16	1.6%
7	Singapore	14	1.4%
8	Canada	12	1.2%
9	Australia	9	0.9%
10	India	8	0.8%
11	France	8	0.8%
12	United Kingdom	6	0.6%
13	Netherlands	6	0.6%
14	Korea, Republic of	4	0.4%
15	Argentina	4	0.4%
16	Cyprus	4	0.4%
17	Egypt	2	0.2%
18	Hong Kong	2	0.2%
19	Malaysia	2	0.2%
20	Russia	2	0.2%
21	Ukraine	2	0.2%
22	South Africa	1	0.1%
23	Indonesia	1	0.1%
24	Mongolia	1	0.1%
25	Brazil	1	0.1%