The overall presence of biofuel reached 6.2% at the end of 2011, and will increase from 6% to 6.5% in 2012, and from 6.1% to 6.55% in 2013.
La presencia de biocarburantes en su conjunto ha pasado al 6,2% al cierre de 2011, pasará del 6 al 6,5% en 2012 y del 6,1 al 6,55 en 2013.