Rank	Countries/Territories	Count	Percent
1	United States	452	38.7%
2	China	338	28.9%
3	Germany	114	9.8%
4	Japan	46	3.9%
5	India	42	3.6%
6	Taiwan	37	3.2%
7	Brazil	24	2.1%
8	Norway	16	1.4%
9	Ireland	14	1.2%
10	Korea, Republic of	12	1%
11	Canada	10	0.9%
12	Singapore	9	0.8%
13	Spain	9	0.8%
14	France	7	0.6%
15	Netherlands	7	0.6%
16	Australia	6	0.5%
17	United Kingdom	4	0.3%
18	Ukraine	3	0.3%
19	Bangladesh	3	0.3%
20	Hong Kong	2	0.2%
21	Cyprus	2	0.2%
22	Egypt	2	0.2%
23	Malaysia	2	0.2%
24	Italy	2	0.2%
25	Peru	1	0.1%
26	Russia	1	0.1%
27	Turkey	1	0.1%
28	Mongolia	1	0.1%
29	Israel	1	0.1%
30	Indonesia	1	0.1%