Rank	Countries/Territories	Count	Percent
1	United States	492	43.4%
2	China	209	18.4%
3	Germany	133	11.7%
4	Australia	68	6%
5	France	35	3.1%
6	Norway	29	2.6%
7	United Kingdom	18	1.6%
8	Netherlands	11	1%
9	Canada	10	0.9%
10	Indonesia	8	0.7%
11	Cyprus	7	0.6%
12	Mexico	7	0.6%
13	Japan	7	0.6%
14	Ireland	6	0.5%
15	Colombia	6	0.5%
16	Turkey	6	0.5%
17	South Africa	5	0.4%
18	Tanzania, United Republic of	5	0.4%
19	Brazil	5	0.4%
20	India	5	0.4%
21	Malaysia	5	0.4%
22	Malta	5	0.4%
23	Korea, Republic of	4	0.4%
24	Singapore	4	0.4%
25	Thailand	3	0.3%
26	Poland	3	0.3%
27	Argentina	3	0.3%
28	Denmark	3	0.3%
29	Iran, Islamic Republic of	3	0.3%
30	Finland	2	0.2%
31	Bolivia, Plurinational State of	2	0.2%
32	Bangladesh	2	0.2%
33	Mongolia	2	0.2%
34	New Zealand	2	0.2%
35	Sweden	2	0.2%
36	Taiwan	2	0.2%
37	Slovakia	2	0.2%
38	Ukraine	2	0.2%
39	Panama	2	0.2%
40	Sri Lanka	1	0.1%
41	Puerto Rico	1	0.1%
42	Pakistan	1	0.1%
43	Lithuania	1	0.1%
44	Luxembourg	1	0.1%
45	Belgium	1	0.1%
46	Bulgaria	1	0.1%
47	Hong Kong	1	0.1%