Rank	Countries/Territories	Count	Percent
1	United States	330	35.4%
2	China	305	32.7%
3	Germany	45	4.8%
4	Australia	39	4.2%
5	Ireland	38	4.1%
6	Japan	20	2.1%
7	France	19	2%
8	Canada	14	1.5%
9	Netherlands	14	1.5%
10	Romania	13	1.4%
11	Korea, Republic of	11	1.2%
12	Brazil	8	0.9%
13	India	8	0.9%
14	Singapore	8	0.9%
15	Bolivia, Plurinational State of	6	0.6%
16	Cyprus	5	0.5%
17	Hong Kong	5	0.5%
18	Hungary	4	0.4%
19	Denmark	4	0.4%
20	Indonesia	3	0.3%
21	South Africa	3	0.3%
22	Qatar	3	0.3%
23	United Kingdom	3	0.3%
24	Russia	2	0.2%
25	Malaysia	2	0.2%
26	Portugal	2	0.2%
27	Latvia	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Egypt	2	0.2%
30	Argentina	2	0.2%
31	Benin	2	0.2%
32	Chile	1	0.1%
33	Lithuania	1	0.1%
34	New Zealand	1	0.1%
35	Norway	1	0.1%
36	Italy	1	0.1%
37	Spain	1	0.1%
38	Sweden	1	0.1%
39	Ukraine	1	0.1%
40	Slovenia	1	0.1%