Rank	Countries/Territories	Count	Percent
1	United States	528	33.4%
2	China	524	33.1%
3	Germany	117	7.4%
4	Canada	79	5%
5	India	42	2.7%
6	France	38	2.4%
7	Japan	32	2%
8	Mexico	26	1.6%
9	Saudi Arabia	24	1.5%
10	Netherlands	23	1.5%
11	Thailand	12	0.8%
12	South Africa	9	0.6%
13	Singapore	8	0.5%
14	Taiwan	7	0.4%
15	United Kingdom	7	0.4%
16	Italy	7	0.4%
17	Egypt	7	0.4%
18	Cyprus	6	0.4%
19	Austria	5	0.3%
20	Ireland	5	0.3%
21	Philippines	4	0.3%
22	Australia	4	0.3%
23	Brazil	4	0.3%
24	Turkey	4	0.3%
25	Spain	4	0.3%
26	Tanzania, United Republic of	3	0.2%
27	Romania	3	0.2%
28	Russia	3	0.2%
29	Bolivia, Plurinational State of	3	0.2%
30	Latvia	3	0.2%
31	Greece	3	0.2%
32	Hong Kong	2	0.1%
33	Indonesia	2	0.1%
34	Iran, Islamic Republic of	2	0.1%
35	Israel	2	0.1%
36	Mongolia	2	0.1%
37	Bangladesh	2	0.1%
38	Belgium	2	0.1%
39	Argentina	2	0.1%
40	Colombia	2	0.1%
41	Croatia	2	0.1%
42	Georgia	2	0.1%
43	Sweden	2	0.1%
44	Malaysia	2	0.1%
45	United Arab Emirates	2	0.1%
46	Ukraine	1	0.1%
47	Uruguay	1	0.1%
48	Viet Nam	1	0.1%
49	Estonia	1	0.1%
50	Czech Republic	1	0.1%
51	Algeria	1	0.1%
52	Bulgaria	1	0.1%
53	Poland	1	0.1%
54	Libya	1	0.1%
55	Jordan	1	0.1%