Rank	Countries/Territories	Count	Percent
1	United States	455	38%
2	China	337	28.2%
3	Germany	145	12.1%
4	Ireland	45	3.8%
5	India	34	2.8%
6	Netherlands	26	2.2%
7	Canada	18	1.5%
8	France	14	1.2%
9	Switzerland	11	0.9%
10	Japan	10	0.8%
11	Cyprus	9	0.8%
12	United Kingdom	9	0.8%
13	Singapore	8	0.7%
14	Korea, Republic of	7	0.6%
15	Israel	7	0.6%
16	Australia	6	0.5%
17	Norway	5	0.4%
18	Pakistan	4	0.3%
19	Mexico	4	0.3%
20	Mongolia	4	0.3%
21	Sweden	4	0.3%
22	Turkey	4	0.3%
23	Brazil	4	0.3%
24	Italy	4	0.3%
25	Russia	3	0.3%
26	Sri Lanka	3	0.3%
27	Ukraine	2	0.2%
28	South Africa	2	0.2%
29	Peru	2	0.2%
30	Philippines	2	0.2%
31	Malaysia	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Costa Rica	2	0.2%
34	Belize	1	0.1%
35	Iraq	1	0.1%