Rank	Countries/Territories	Count	Percent
1	United States	450	30.4%
2	China	399	27%
3	Germany	291	19.7%
4	Bulgaria	40	2.7%
5	Canada	33	2.2%
6	Korea, Republic of	30	2%
7	Netherlands	27	1.8%
8	France	21	1.4%
9	India	16	1.1%
10	Australia	15	1%
11	Turkey	12	0.8%
12	Togo	11	0.7%
13	Japan	11	0.7%
14	Peru	9	0.6%
15	Burkina Faso	8	0.5%
16	Hong Kong	7	0.5%
17	United Kingdom	7	0.5%
18	Nigeria	6	0.4%
19	Cote D'ivoire	6	0.4%
20	Cyprus	5	0.3%
21	Brazil	5	0.3%
22	Argentina	5	0.3%
23	Iran, Islamic Republic of	5	0.3%
24	Greece	5	0.3%
25	Latvia	5	0.3%
26	Singapore	5	0.3%
27	Sweden	4	0.3%
28	Ireland	4	0.3%
29	Ukraine	4	0.3%
30	Thailand	4	0.3%
31	Spain	3	0.2%
32	Cambodia	3	0.2%
33	Russia	3	0.2%
34	Saudi Arabia	3	0.2%
35	Lithuania	3	0.2%
36	Mongolia	2	0.1%
37	South Africa	2	0.1%
38		2	0.1%
39	Indonesia	2	0.1%
40	Taiwan	2	0.1%
41	Switzerland	1	0.1%
42	Philippines	1	0.1%
43	Romania	1	0.1%
44	North Macedonia	1	0.1%