Diluted earnings per share (EPS) of $1.11 versus $1.59 in first quarter 2011; excluding Nicor merger-related expenses, adjusted diluted EPS of $1.16 for 2012 compared to $1.63 for 2011
2011 diluted earnings per share (EPS) of $2.12 versus $3.00 per diluted share in 2010; Excluding Nicor merger-related expenses, adjusted diluted EPS of $2.92 for 2011 and $3.05 for 2010