Rank	Countries/Territories	Count	Percent
1	United States	402	36.4%
2	China	343	31.1%
3	Germany	128	11.6%
4	Australia	51	4.6%
5	Japan	33	3%
6	Spain	25	2.3%
7	India	21	1.9%
8	Netherlands	18	1.6%
9	Singapore	11	1%
10	Korea, Republic of	7	0.6%
11	Hong Kong	6	0.5%
12	Canada	6	0.5%
13	Cyprus	6	0.5%
14	Philippines	6	0.5%
15	Indonesia	5	0.5%
16	France	4	0.4%
17	United Kingdom	4	0.4%
18	Tanzania, United Republic of	2	0.2%
19	Thailand	2	0.2%
20	Russia	2	0.2%
21	Portugal	2	0.2%
22	Malaysia	2	0.2%
23	Czech Republic	2	0.2%
24	Denmark	2	0.2%
25	Egypt	2	0.2%
26	Argentina	2	0.2%
27	Bolivia, Plurinational State of	2	0.2%
28	Mongolia	1	0.1%
29	Latvia	1	0.1%
30	Ireland	1	0.1%
31	Romania	1	0.1%
32	Saudi Arabia	1	0.1%
33	Turkey	1	0.1%
34	Ukraine	1	0.1%