Rank	Countries/Territories	Count	Percent
1	United States	328	37.4%
2	China	197	22.5%
3	Netherlands	84	9.6%
4	Germany	56	6.4%
5	Portugal	30	3.4%
6	United Kingdom	23	2.6%
7	Japan	20	2.3%
8	Canada	18	2.1%
9	Norway	12	1.4%
10	Korea, Republic of	11	1.3%
11	Ireland	10	1.1%
12	France	9	1%
13	India	9	1%
14	Brazil	8	0.9%
15	Australia	7	0.8%
16	Romania	7	0.8%
17	Singapore	6	0.7%
18	Italy	4	0.5%
19	Hong Kong	4	0.5%
20	Russia	3	0.3%
21	Mexico	3	0.3%
22	Switzerland	3	0.3%
23	New Zealand	3	0.3%
24	Philippines	3	0.3%
25	Spain	2	0.2%
26	Hungary	2	0.2%
27	Greece	2	0.2%
28	Denmark	2	0.2%
29	Egypt	2	0.2%
30	Cyprus	1	0.1%
31	Argentina	1	0.1%
32	Sweden	1	0.1%
33	Taiwan	1	0.1%
34	United Arab Emirates	1	0.1%
35	Poland	1	0.1%
36	Oman	1	0.1%
37	Malaysia	1	0.1%
38	Viet Nam	1	0.1%