Rank	Countries/Territories	Count	Percent
1	United States	306	35.7%
2	China	137	16%
3	Germany	65	7.6%
4	India	59	6.9%
5	Colombia	35	4.1%
6	France	33	3.8%
7	Canada	28	3.3%
8	Netherlands	28	3.3%
9	Japan	16	1.9%
10	United Kingdom	14	1.6%
11	Switzerland	11	1.3%
12	Korea, Republic of	10	1.2%
13	Australia	7	0.8%
14	Bulgaria	7	0.8%
15	Taiwan	7	0.8%
16	South Africa	5	0.6%
17	Turkey	5	0.6%
18	Viet Nam	5	0.6%
19	Malaysia	5	0.6%
20	Saudi Arabia	5	0.6%
21	Italy	4	0.5%
22	Pakistan	4	0.5%
23	Mexico	4	0.5%
24	Bolivia, Plurinational State of	4	0.5%
25	Ukraine	4	0.5%
26	Thailand	3	0.3%
27	Cyprus	3	0.3%
28	Dominican Republic	3	0.3%
29	Israel	3	0.3%
30	Morocco	3	0.3%
31	Peru	3	0.3%
32	Philippines	3	0.3%
33	Portugal	3	0.3%
34	Russia	2	0.2%
35	Slovakia	2	0.2%
36	Nigeria	2	0.2%
37	Mauritius	2	0.2%
38	Ireland	2	0.2%
39	Indonesia	2	0.2%
40	Cote D'ivoire	2	0.2%
41	Brazil	2	0.2%
42	Chile	2	0.2%
43	Venezuela, Bolivarian Republic of	2	0.2%
44	Spain	1	0.1%
45	Sweden	1	0.1%
46	Iran, Islamic Republic of	1	0.1%
47	Hong Kong	1	0.1%
48	Jordan	1	0.1%
49	Serbia	1	0.1%