Rank	Countries/Territories	Count	Percent
1	United States	320	36.1%
2	China	224	25.3%
3	Germany	85	9.6%
4	Netherlands	37	4.2%
5	Australia	25	2.8%
6	India	23	2.6%
7	Ireland	20	2.3%
8	Singapore	16	1.8%
9	Nigeria	13	1.5%
10	Japan	12	1.4%
11	France	9	1%
12	United Kingdom	9	1%
13	Ukraine	8	0.9%
14	Mexico	8	0.9%
15	Russia	8	0.9%
16	Egypt	6	0.7%
17	Belgium	6	0.7%
18	Cyprus	6	0.7%
19	Norway	5	0.6%
20	Romania	5	0.6%
21	Canada	4	0.5%
22	Iran, Islamic Republic of	4	0.5%
23	Ethiopia	3	0.3%
24	Italy	3	0.3%
25	Mauritius	3	0.3%
26	Sweden	3	0.3%
27	Turkey	3	0.3%
28	Saudi Arabia	2	0.2%
29	Israel	2	0.2%
30	Bosnia and Herzegovina	2	0.2%
31	Bangladesh	2	0.2%
32	United Arab Emirates	2	0.2%
33	Viet Nam	1	0.1%
34	Albania	1	0.1%
35	Czech Republic	1	0.1%
36	Finland	1	0.1%
37	Hong Kong	1	0.1%
38	Slovenia	1	0.1%
39	South Africa	1	0.1%
40	Korea, Republic of	1	0.1%
41	Peru	1	0.1%