Rank	Countries/Territories	Count	Percent
1	United States	370	33.7%
2	China	323	29.4%
3	Germany	125	11.4%
4	India	68	6.2%
5	Japan	23	2.1%
6	United Kingdom	23	2.1%
7	Netherlands	21	1.9%
8	Korea, Republic of	16	1.5%
9	Singapore	15	1.4%
10	Ireland	14	1.3%
11	France	14	1.3%
12	Canada	12	1.1%
13	Cyprus	10	0.9%
14	Romania	7	0.6%
15	Australia	6	0.5%
16	Bangladesh	5	0.5%
17	Slovakia	5	0.5%
18	Poland	4	0.4%
19	Malaysia	3	0.3%
20	Chile	3	0.3%
21	Ethiopia	3	0.3%
22	Indonesia	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Croatia	2	0.2%
25	Bulgaria	2	0.2%
26	Cambodia	2	0.2%
27	Philippines	2	0.2%
28	Turkey	2	0.2%
29	Ukraine	1	0.1%
30	United Arab Emirates	1	0.1%
31	Uzbekistan	1	0.1%
32	Viet Nam	1	0.1%
33	Portugal	1	0.1%
34	Sweden	1	0.1%
35	Taiwan	1	0.1%
36	Mexico	1	0.1%
37	Mongolia	1	0.1%
38	New Zealand	1	0.1%
39	Peru	1	0.1%
40	Jordan	1	0.1%
41	Belgium	1	0.1%
42	Ghana	1	0.1%
43	Argentina	1	0.1%