↑ Mặc dù chỉ có chỉ thị ở 10 bang, hỗn hợp etanol tại Mỹ có tại các bang khác và được sử dụng tùy ý hoặc được thêm vào mà không dán nhãn, nên hỗn hợp E có mặt tại hai phần ba nguồn cung xăng tại Mỹ.[9][10]
↑ Actual blend is subject to ethanol availability. Blend for 2010 was 2.7% and expected to reach 4.5% in 2011[11]
↑ In Colombia mandatory blend was enforced only in cities with more than 500.000 inhabitants.[29]
↑ Actual blend is 7.8% ethanol (E8) and mandatory only in certain regions. Sales of E8 began in April 2010 in nine regions in northern Peru, and in July 2011 in the Lima-Callao metropolitan area.[31]
↑ Mandatory blend scheduled for 2009 was postponed. Sales of E7 continue in the original trial region in the Guanacaste Province and six municipalities in the Puntarenas Province.[36] Nationwide availability rescheduled to begin in June 2012.[37]
↑ Since November 1, 2008 became available in some cities and will become mandatory in May 2009.
