Rank	Countries/Territories	Count	Percent
1	United States	316	34.2%
2	China	219	23.7%
3	Germany	84	9.1%
4	India	47	5.1%
5		45	4.9%
6	Spain	44	4.8%
7	Japan	43	4.6%
8	France	23	2.5%
9	Canada	14	1.5%
10	Singapore	10	1.1%
11	Senegal	8	0.9%
12	Netherlands	6	0.6%
13	Australia	6	0.6%
14	Cyprus	6	0.6%
15	Hong Kong	5	0.5%
16	Korea, Republic of	5	0.5%
17	Taiwan	5	0.5%
18	Thailand	5	0.5%
19	Poland	4	0.4%
20	Mauritius	4	0.4%
21	Israel	4	0.4%
22	Turkey	3	0.3%
23	Philippines	2	0.2%
24	Italy	2	0.2%
25	Greece	2	0.2%
26	Bulgaria	2	0.2%
27	Brazil	1	0.1%
28	Czech Republic	1	0.1%
29	Egypt	1	0.1%
30	Iceland	1	0.1%
31	Iran, Islamic Republic of	1	0.1%
32	Ireland	1	0.1%
33	Norway	1	0.1%
34	Mexico	1	0.1%
35	United Kingdom	1	0.1%
36	Russia	1	0.1%
37	Switzerland	1	0.1%