Industrial Energy Use Research

I am working on my dissertation. I have over 600,000 energy data points from a multi-national hotel chain from sites around the world. I am looking to see if a specific program intervention reduced energy use or not Key Focus Areas: - Detailed analysis of energy use across years and international sites - Identification of good performers Ideal Skills & Experience: - Experience with data analysis and reporting - Knowledge of energy efficiency practices in industrial settings would be useful, but not required.