Rank	Countries/Territories	Count	Percent
1	United States	424	40.5%
2	China	237	22.6%
3	Germany	88	8.4%
4	France	38	3.6%
5	Spain	30	2.9%
6	Bulgaria	26	2.5%
7	Netherlands	22	2.1%
8	Singapore	14	1.3%
9	Turkey	12	1.1%
10	Latvia	11	1.1%
11	Japan	10	1%
12	Australia	10	1%
13	Russia	9	0.9%
14	Philippines	8	0.8%
15	Canada	8	0.8%
16	Bolivia, Plurinational State of	8	0.8%
17	Brazil	7	0.7%
18	South Africa	7	0.7%
19	Mexico	7	0.7%
20	Nigeria	7	0.7%
21	United Kingdom	7	0.7%
22	India	5	0.5%
23	Indonesia	5	0.5%
24	Ireland	4	0.4%
25	Egypt	4	0.4%
26	Belgium	4	0.4%
27	Ukraine	4	0.4%
28	Thailand	4	0.4%
29	Taiwan	3	0.3%
30	Viet Nam	3	0.3%
31	Argentina	3	0.3%
32	Cyprus	3	0.3%
33	Pakistan	2	0.2%
34	Ethiopia	2	0.2%
35	Switzerland	2	0.2%
36	Slovakia	2	0.2%
37	Romania	1	0.1%
38	Lithuania	1	0.1%
39	Malaysia	1	0.1%
40	Estonia	1	0.1%
41	Bangladesh	1	0.1%
42	Belarus	1	0.1%
43	United Arab Emirates	1	0.1%