Rank	Countries/Territories	Count	Percent
1	United States	507	48.2%
2	China	245	23.3%
3	Germany	100	9.5%
4	India	35	3.3%
5	Chile	20	1.9%
6	Switzerland	16	1.5%
7	Netherlands	15	1.4%
8	France	14	1.3%
9	Japan	13	1.2%
10	Canada	10	1%
11	Bulgaria	7	0.7%
12	Singapore	7	0.7%
13	United Kingdom	7	0.7%
14	Spain	5	0.5%
15	Australia	5	0.5%
16	Iraq	5	0.5%
17	Cyprus	4	0.4%
18	Ethiopia	4	0.4%
19	Argentina	4	0.4%
20	Brazil	3	0.3%
21	Cote D'ivoire	3	0.3%
22	Morocco	3	0.3%
23	Poland	2	0.2%
24	South Africa	2	0.2%
25	Sweden	2	0.2%
26	Ireland	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Finland	1	0.1%
29	Bolivia, Plurinational State of	1	0.1%
30	Ukraine	1	0.1%
31	Mauritius	1	0.1%
32	Moldova, Republic of	1	0.1%
33	Mongolia	1	0.1%
34	Nigeria	1	0.1%
35	North Macedonia	1	0.1%
36	Norway	1	0.1%