Rank	Countries/Territories	Count	Percent
1	United States	399	43%
2	China	186	20%
3	Germany	61	6.6%
4	Canada	46	5%
5	Netherlands	29	3.1%
6	Ireland	27	2.9%
7	Japan	24	2.6%
8	Korea, Republic of	20	2.2%
9	United Kingdom	18	1.9%
10	Australia	17	1.8%
11	India	11	1.2%
12	Switzerland	10	1.1%
13	New Zealand	8	0.9%
14	France	8	0.9%
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	Saudi Arabia	3	0.3%
22	Kuwait	3	0.3%
23	Cyprus	3	0.3%
24	Egypt	3	0.3%
25	Belgium	2	0.2%
26	Italy	2	0.2%
27	Pakistan	2	0.2%
28	Poland	2	0.2%
29	Spain	2	0.2%
30	Ukraine	2	0.2%
31	Viet Nam	1	0.1%
32	Russia	1	0.1%
33	Turkey	1	0.1%
34	Portugal	1	0.1%
35	Norway	1	0.1%
36	Mauritius	1	0.1%
37	Israel	1	0.1%
38	Croatia	1	0.1%
39	Austria	1	0.1%
40	Chile	1	0.1%