Rank	Countries/Territories	Count	Percent
1	United States	466	42%
2	China	371	33.4%
3	Germany	68	6.1%
4	France	29	2.6%
5	United Kingdom	25	2.3%
6	Netherlands	22	2%
7	Bulgaria	15	1.4%
8	Poland	11	1%
9	Korea, Republic of	10	0.9%
10	Canada	9	0.8%
11	Ireland	9	0.8%
12	Latvia	8	0.7%
13	Japan	7	0.6%
14	Cyprus	7	0.6%
15	Singapore	6	0.5%
16	Brazil	5	0.5%
17	Italy	5	0.5%
18	India	4	0.4%
19	Spain	4	0.4%
20	Russia	3	0.3%
21	Bangladesh	3	0.3%
22	Bolivia, Plurinational State of	3	0.3%
23	Belgium	2	0.2%
24	Denmark	2	0.2%
25	Iceland	2	0.2%
26	Ukraine	2	0.2%
27	Switzerland	2	0.2%
28	Malaysia	2	0.2%
29	Mexico	1	0.1%
30	Mongolia	1	0.1%
31	Norway	1	0.1%
32	Philippines	1	0.1%
33	Turkey	1	0.1%
34	Georgia	1	0.1%
35	Indonesia	1	0.1%
36	Australia	1	0.1%