Rank	Countries/Territories	Count	Percent
1	United States	312	36.7%
2	China	219	25.7%
3	Germany	81	9.5%
4	Netherlands	27	3.2%
5	United Kingdom	27	3.2%
6	India	24	2.8%
7	Ireland	16	1.9%
8	Spain	16	1.9%
9	Russia	13	1.5%
10	France	13	1.5%
11	Japan	12	1.4%
12	Canada	10	1.2%
13	Australia	8	0.9%
14	Korea, Republic of	7	0.8%
15	Singapore	5	0.6%
16	Sweden	5	0.6%
17	Portugal	4	0.5%
18	Belgium	4	0.5%
19	Cyprus	4	0.5%
20	Hungary	4	0.5%
21	Dominican Republic	3	0.4%
22	Taiwan	3	0.4%
23	Thailand	3	0.4%
24	Turkey	3	0.4%
25	Ukraine	3	0.4%
26	Switzerland	2	0.2%
27	Aland Islands	2	0.2%
28	Romania	2	0.2%
29	Serbia	2	0.2%
30	Norway	2	0.2%
31	Philippines	1	0.1%
32	Poland	1	0.1%
33	Mongolia	1	0.1%
34	Nepal	1	0.1%
35	Slovakia	1	0.1%
36	South Africa	1	0.1%
37	Sri Lanka	1	0.1%
38	Georgia	1	0.1%
39	Iran, Islamic Republic of	1	0.1%
40	Ecuador	1	0.1%
41	Egypt	1	0.1%
42	Finland	1	0.1%
43	Brazil	1	0.1%
44	Bangladesh	1	0.1%
45	Viet Nam	1	0.1%