Rank	Countries/Territories	Count	Percent
1	United States	312	33.4%
2	China	301	32.3%
3	Japan	53	5.7%
4	Germany	44	4.7%
5	India	40	4.3%
6	Russia	39	4.2%
7	Singapore	21	2.3%
8	Netherlands	19	2%
9	United Kingdom	19	2%
10	France	13	1.4%
11	Korea, Republic of	7	0.8%
12	Ireland	6	0.6%
13	Sweden	6	0.6%
14	Hungary	6	0.6%
15	Malaysia	5	0.5%
16	Canada	5	0.5%
17	Cyprus	5	0.5%
18	Thailand	4	0.4%
19	Libya	3	0.3%
20	Egypt	3	0.3%
21	Australia	3	0.3%
22	Indonesia	3	0.3%
23	Hong Kong	2	0.2%
24	Latvia	2	0.2%
25	Croatia	2	0.2%
26	Spain	2	0.2%
27	Turkey	1	0.1%
28	Ukraine	1	0.1%
29	Lithuania	1	0.1%
30	Mexico	1	0.1%
31	Mongolia	1	0.1%
32	South Africa	1	0.1%
33	Bulgaria	1	0.1%
34	Italy	1	0.1%