Rank	Countries/Territories	Count	Percent
1	United States	490	35.8%
2	China	396	28.9%
3	Germany	134	9.8%
4	India	63	4.6%
5	Singapore	45	3.3%
6	Japan	32	2.3%
7	Taiwan	25	1.8%
8	United Kingdom	20	1.5%
9	Turkey	18	1.3%
10	France	17	1.2%
11	Netherlands	15	1.1%
12	Indonesia	13	0.9%
13	Ireland	9	0.7%
14	Mexico	8	0.6%
15	Senegal	7	0.5%
16	Cyprus	7	0.5%
17	Australia	7	0.5%
18	Ecuador	6	0.4%
19	Canada	6	0.4%
20	Iran, Islamic Republic of	5	0.4%
21	Hong Kong	5	0.4%
22	Spain	4	0.3%
23	Syrian Arab Republic	4	0.3%
24	Italy	3	0.2%
25	Belgium	3	0.2%
26	Ethiopia	2	0.1%
27	Ghana	2	0.1%
28	Argentina	2	0.1%
29	Mongolia	2	0.1%
30	Jordan	2	0.1%
31	Korea, Republic of	2	0.1%
32	Sri Lanka	2	0.1%
33	Sweden	2	0.1%
34	Switzerland	2	0.1%
35	Nigeria	1	0.1%
36	Romania	1	0.1%
37	Latvia	1	0.1%
38	Malaysia	1	0.1%
39	Georgia	1	0.1%
40	Greece	1	0.1%
41	Brazil	1	0.1%
42	Cameroon	1	0.1%
43	Bangladesh	1	0.1%
44	Ukraine	1	0.1%