Rank	Countries/Territories	Count	Percent
1	United States	409	42.1%
2	China	203	20.9%
3	Germany	62	6.4%
4	Canada	46	4.7%
5	Netherlands	29	3%
6	Ireland	27	2.8%
7	Japan	24	2.5%
8	Korea, Republic of	20	2.1%
9	New Zealand	19	2%
10	United Kingdom	19	2%
11	Australia	17	1.8%
12	India	12	1.2%
13	Switzerland	10	1%
14	France	8	0.8%
15	Greece	6	0.6%
16	Sweden	6	0.6%
17	Taiwan	5	0.5%
18	Romania	5	0.5%
19	Singapore	4	0.4%
20	South Africa	4	0.4%
21	Cyprus	4	0.4%
22	Egypt	3	0.3%
23	Saudi Arabia	3	0.3%
24	Kuwait	3	0.3%
25	Ukraine	3	0.3%
26	Pakistan	2	0.2%
27	Poland	2	0.2%
28	Spain	2	0.2%
29	Belgium	2	0.2%
30	Italy	2	0.2%
31	Israel	1	0.1%
32	Croatia	1	0.1%
33	Austria	1	0.1%
34	Chile	1	0.1%
35	Russia	1	0.1%
36	Turkey	1	0.1%
37	Portugal	1	0.1%
38	Norway	1	0.1%
39	Mauritius	1	0.1%
40	Viet Nam	1	0.1%