"Consumer net OPEX to gross margin ratio"

"Consumer net operating costs as a percentage of gross margin decreased by 6.6ppts. This is due to incremental gross margin through disciplined and effective price management, changing customer mix driving improved average value of customers and reduced costs, through targeted operating cost initiatives."

"Consumer net OPEX to gross margin ratio (%)",FY2013,FY2014,FY2015,FY2016
"Consumer net OPEX to gross margin ratio",48.4%,52.4%,56.5%,49.9%

Notes
"Net operating costs as a percentage of gross margin (excluding fees and charges) is a primary measure of the operating efficiency of the Consumer Markets business."
"With the change in AGL's Operating Segments in FY2015, from FY2015 this metric is calculated in relation to the Consumer Market segment within the Energy Markets business unit. FY2013 and FY2014 data has been restated accordingly."
"GRI Reference: NA"