Rank	Countries/Territories	Count	Percent
1	United States	528	37.8%
2	China	319	22.8%
3	Germany	126	9%
4	Spain	58	4.2%
5	France	44	3.1%
6	Latvia	44	3.1%
7	Netherlands	33	2.4%
8	Bulgaria	28	2%
9	Japan	20	1.4%
10	Singapore	17	1.2%
11	Australia	13	0.9%
12	Turkey	13	0.9%
13	Philippines	11	0.8%
14	Nigeria	9	0.6%
15	Russia	9	0.6%
16	South Africa	9	0.6%
17	United Kingdom	8	0.6%
18	India	8	0.6%
19	Canada	8	0.6%
20	Bolivia, Plurinational State of	8	0.6%
21	Brazil	7	0.5%
22	Mexico	7	0.5%
23	Thailand	6	0.4%
24	Indonesia	5	0.4%
25	Ireland	5	0.4%
26	Egypt	5	0.4%
27	Cyprus	4	0.3%
28	Argentina	4	0.3%
29	Belgium	4	0.3%
30	Ukraine	4	0.3%
31	Taiwan	3	0.2%
32	Viet Nam	3	0.2%
33	Morocco	3	0.2%
34	Pakistan	2	0.1%
35	Qatar	2	0.1%
36	Slovakia	2	0.1%
37	Mauritius	2	0.1%
38	Bangladesh	2	0.1%
39	Ethiopia	2	0.1%
40	Switzerland	2	0.1%
41	United Arab Emirates	1	0.1%
42	Tunisia	1	0.1%
43	Hong Kong	1	0.1%
44	Estonia	1	0.1%
45	Belarus	1	0.1%
46	Lithuania	1	0.1%
47	Malaysia	1	0.1%
48	Iran, Islamic Republic of	1	0.1%
49	Kenya	1	0.1%
50	Romania	1	0.1%