Rank	Countries/Territories	Count	Percent
1	United States	281	37%
2	China	206	27.1%
3	Germany	48	6.3%
4	France	33	4.3%
5	Canada	30	3.9%
6	Japan	22	2.9%
7	India	14	1.8%
8	Netherlands	14	1.8%
9	United Kingdom	13	1.7%
10	Korea, Republic of	10	1.3%
11	Ireland	9	1.2%
12	Norway	8	1.1%
13	Cyprus	8	1.1%
14	Egypt	6	0.8%
15	Australia	5	0.7%
16	Indonesia	5	0.7%
17	Russia	4	0.5%
18	Viet Nam	4	0.5%
19	Thailand	4	0.5%
20	Turkey	4	0.5%
21	Malaysia	3	0.4%
22	Morocco	3	0.4%
23	Ecuador	3	0.4%
24	Ethiopia	2	0.3%
25	Argentina	2	0.3%
26	Cameroon	2	0.3%
27	Iraq	2	0.3%
28	Kenya	2	0.3%
29	Singapore	2	0.3%
30	Zambia	2	0.3%
31	Sweden	2	0.3%
32	Ukraine	1	0.1%
33	United Arab Emirates	1	0.1%
34	South Africa	1	0.1%
35	Romania	1	0.1%
36	Latvia	1	0.1%
37	Belarus	1	0.1%
38	Brazil	1	0.1%