Rank	Countries/Territories	Count	Percent
1	United States	581	49.2%
2	China	262	22.2%
3	Germany	87	7.4%
4	Singapore	36	3%
5	India	35	3%
6	Japan	20	1.7%
7	Russia	20	1.7%
8	Romania	19	1.6%
9	France	18	1.5%
10	Canada	18	1.5%
11	Netherlands	13	1.1%
12	Ireland	9	0.8%
13	Korea, Republic of	8	0.7%
14	Cyprus	7	0.6%
15		5	0.4%
16	Spain	5	0.4%
17	United Kingdom	4	0.3%
18	Australia	4	0.3%
19	Latvia	4	0.3%
20	Argentina	3	0.3%
21	Bolivia, Plurinational State of	3	0.3%
22	Turkey	3	0.3%
23	Trinidad and Tobago	2	0.2%
24	Sweden	2	0.2%
25	Bangladesh	2	0.2%
26	Indonesia	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Hong Kong	1	0.1%
29	Malaysia	1	0.1%
30	Mongolia	1	0.1%
31	Czech Republic	1	0.1%
32	Switzerland	1	0.1%
33	Israel	1	0.1%
34	New Zealand	1	0.1%
35	Philippines	1	0.1%