2,000 3,000 4,000 5,000 6,000 7,000 0 5,000 10,000 15,000 20,000 2012 2013 2014 2015 2016 2017 2018 2019 Weather Data Energy (MMBtu) Rockland SHS MS Electric Gas Heating Degree Days Cooling Degree Days Note: Annual heating and cooling degree day values for a given year indicate how cold or warm the outside air is, respectively. These values, obtained from Massachusetts Energy Insight - Rockland CLEAN ENERGY & SUSTAINABILITY