Rank	Countries/Territories	Count	Percent
1	United States	949	53.6%
2	China	347	19.6%
3	Germany	90	5.1%
4	Japan	75	4.2%
5	Netherlands	42	2.4%
6	Belgium	38	2.1%
7	Ireland	33	1.9%
8	France	32	1.8%
9	Singapore	26	1.5%
10	Bulgaria	17	1%
11	Latvia	11	0.6%
12	Mexico	10	0.6%
13	Brazil	9	0.5%
14	United Kingdom	9	0.5%
15	Cyprus	7	0.4%
16	Nigeria	7	0.4%
17	Canada	6	0.3%
18	Spain	5	0.3%
19	Italy	4	0.2%
20	Mauritius	3	0.2%
21	Lithuania	3	0.2%
22	Australia	3	0.2%
23	Bolivia, Plurinational State of	3	0.2%
24	Greece	3	0.2%
25	India	3	0.2%
26	Russia	3	0.2%
27	Taiwan	3	0.2%
28	Thailand	2	0.1%
29	Togo	2	0.1%
30	Switzerland	2	0.1%
31	Ukraine	2	0.1%
32	Ghana	2	0.1%
33	Malta	2	0.1%
34	Iraq	2	0.1%
35	Peru	2	0.1%
36	Philippines	2	0.1%
37	Portugal	2	0.1%
38	Qatar	1	0.1%
39	Pakistan	1	0.1%
40	Mongolia	1	0.1%
41	Iran, Islamic Republic of	1	0.1%
42	Hong Kong	1	0.1%
43	Colombia	1	0.1%
44	Turkey	1	0.1%
45	Saudi Arabia	1	0.1%
46	Sweden	1	0.1%