Rank	Countries/Territories	Count	Percent
1	United States	286	31%
2	China	266	28.8%
3	Ireland	80	8.7%
4	Germany	66	7.1%
5	Netherlands	31	3.4%
6	Russia	24	2.6%
7	France	23	2.5%
8	Korea, Republic of	18	1.9%
9	Sweden	17	1.8%
10		17	1.8%
11	Canada	13	1.4%
12	India	8	0.9%
13	Iran, Islamic Republic of	7	0.8%
14	Cyprus	7	0.8%
15	Turkey	7	0.8%
16	Japan	6	0.6%
17	United Kingdom	5	0.5%
18	Egypt	5	0.5%
19	Italy	4	0.4%
20	Colombia	4	0.4%
21	Pakistan	4	0.4%
22	Malaysia	3	0.3%
23	Ukraine	3	0.3%
24	Czech Republic	3	0.3%
25	Chile	2	0.2%
26	Australia	2	0.2%
27	Bangladesh	2	0.2%
28	Spain	2	0.2%
29	Thailand	2	0.2%
30	Romania	2	0.2%
31	Peru	1	0.1%
32	Portugal	1	0.1%
33	Singapore	1	0.1%
34	Bulgaria	1	0.1%
35	Austria	1	0.1%