Highlights 2008 Change2007 Change2006
Financial Results
(in millions, except percentages and per share amounts)
  
Operating revenues$13,09414.0%$11,484 5.1%$10,932
Consolidated net income$  1,221 7.6%$  1,135 0.2%$  1,133
Earnings per share  
    Basic$    6.39 10.7%$    5.77 5.7%$    5.46
    Diluted$    6.20 10.7%$    5.60 4.5%$    5.36
Average shares outstanding (in millions)  
    Basic190.9 (2.9%)196.6 (5.3%)207.5
    Diluted201.0 (0.9%)202.8 (4.1%)211.5
Return on average common equity15.4% 9.2%14.1% (0.7%)14.2%
Net cash flow provided by operating activities$  3,324 29.8%$  2,560 (25.8%)$  3,448
utility electric Operating data  
Retail kilowatt-hour sales (in millions)100,609 (1.4%)102,013 5.5% 96,663
Peak demand (in megawatts)21,241 (3.5%)22,001 5.3% 20,887
Retail customers — year end (in thousands)2,689 0.8%2,668 2.8% 2,595
total employees — year end14,669 2.4%14,322 3.7% 13,814