Rank	Countries/Territories	Count	Percent
1	United States	470	34.5%
2	China	395	29%
3	Germany	106	7.8%
4	Japan	84	6.2%
5	Ireland	42	3.1%
6	Russia	34	2.5%
7	India	33	2.4%
8	Canada	30	2.2%
9	Korea, Republic of	17	1.2%
10	Netherlands	17	1.2%
11	Singapore	14	1%
12	Australia	12	0.9%
13	Indonesia	10	0.7%
14	Spain	9	0.7%
15	United Kingdom	9	0.7%
16	France	8	0.6%
17	Taiwan	7	0.5%
18	Chile	7	0.5%
19	Cyprus	7	0.5%
20	Poland	6	0.4%
21	Portugal	6	0.4%
22	Nigeria	5	0.4%
23	Mongolia	3	0.2%
24	Thailand	3	0.2%
25	Turkey	3	0.2%
26	Bangladesh	3	0.2%
27	Italy	3	0.2%
28	Hong Kong	2	0.1%
29	Denmark	2	0.1%
30	Ukraine	2	0.1%
31	Nepal	2	0.1%
32	Malaysia	2	0.1%
33	Romania	2	0.1%
34	Mexico	1	0.1%
35	Sweden	1	0.1%
36	Brazil	1	0.1%
37	Austria	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Lithuania	1	0.1%