Rank	Countries/Territories	Count	Percent
1	United States	320	28.8%
2	China	313	28.1%
3	Germany	157	14.1%
4	Canada	39	3.5%
5	Ireland	38	3.4%
6	France	33	3%
7	Russia	30	2.7%
8	Australia	22	2%
9	Japan	20	1.8%
10	Netherlands	18	1.6%
11	India	16	1.4%
12	Korea, Republic of	13	1.2%
13	Sweden	12	1.1%
14	Taiwan	9	0.8%
15	Spain	8	0.7%
16	Italy	8	0.7%
17	United Kingdom	7	0.6%
18	Singapore	6	0.5%
19	Switzerland	6	0.5%
20	Cyprus	6	0.5%
21	Viet Nam	4	0.4%
22	Colombia	3	0.3%
23	Malaysia	3	0.3%
24	Ukraine	3	0.3%
25	Philippines	3	0.3%
26	Romania	3	0.3%
27	Morocco	2	0.2%
28	Denmark	2	0.2%
29	Egypt	2	0.2%
30	Cameroon	1	0.1%
31	Chile	1	0.1%
32	Hong Kong	1	0.1%
33	Saudi Arabia	1	0.1%
34	Norway	1	0.1%
35	Turkey	1	0.1%