Rank	Countries/Territories	Count	Percent
1	United States	311	36.3%
2	China	167	19.5%
3	Germany	154	18%
4	India	53	6.2%
5	Canada	27	3.2%
6	Japan	23	2.7%
7	United Kingdom	18	2.1%
8	Switzerland	14	1.6%
9	Norway	14	1.6%
10	Netherlands	7	0.8%
11	Ireland	7	0.8%
12	Cyprus	6	0.7%
13	Australia	6	0.7%
14	Korea, Republic of	5	0.6%
15	Egypt	5	0.6%
16	Bangladesh	4	0.5%
17	Argentina	3	0.4%
18	France	3	0.4%
19	Saudi Arabia	3	0.4%
20	Singapore	3	0.4%
21	Spain	3	0.4%
22	Malaysia	2	0.2%
23	Mexico	2	0.2%
24	Turkey	2	0.2%
25	Ukraine	2	0.2%
26	Uzbekistan	2	0.2%
27	Hong Kong	2	0.2%
28	Georgia	1	0.1%
29	Lithuania	1	0.1%
30	Algeria	1	0.1%
31	Czech Republic	1	0.1%
32	Brazil	1	0.1%
33	Bulgaria	1	0.1%
34	Taiwan	1	0.1%
35	Romania	1	0.1%
36	Russia	1	0.1%