Rank	Countries/Territories	Count	Percent
1	United States	840	60.9%
2	China	195	14.1%
3	Germany	77	5.6%
4	India	58	4.2%
5	Japan	22	1.6%
6	Netherlands	18	1.3%
7	France	18	1.3%
8	Taiwan	16	1.2%
9	United Kingdom	15	1.1%
10	Ukraine	14	1%
11	Switzerland	13	0.9%
12	Ireland	12	0.9%
13	Pakistan	11	0.8%
14	Norway	6	0.4%
15	Senegal	6	0.4%
16	Russia	5	0.4%
17	Canada	5	0.4%
18	Indonesia	4	0.3%
19	Iran, Islamic Republic of	3	0.2%
20	Greece	3	0.2%
21	Hong Kong	3	0.2%
22	Cyprus	3	0.2%
23	Ecuador	3	0.2%
24	Austria	3	0.2%
25	Belgium	3	0.2%
26	Uganda	3	0.2%
27	Bangladesh	2	0.1%
28	Egypt	2	0.1%
29	Georgia	2	0.1%
30	Poland	2	0.1%
31	Kuwait	2	0.1%
32	Singapore	2	0.1%
33	Turkey	2	0.1%
34	Tunisia	1	0.1%
35	Spain	1	0.1%
36	Sweden	1	0.1%
37	Malaysia	1	0.1%
38	Nicaragua	1	0.1%
39	Australia	1	0.1%