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v3.8.0.1

Consolidated income statements - CAD ($) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Profit or loss [abstract] |  |
Operating revenues | $ 22,719 | $ 21,719
Operating costs | (13,541) | (12,931)
Severance, acquisition and other costs | (190) | (135)
Depreciation | (3,037) | (2,877)
Amortization | (813) | (631)
Interest expense | (955) | (888)
Interest on post-employment benefit obligations | (72) | (81)
Other (expense) income | (102) | 21
Income taxes | (1,039) | (1,110)
Net earnings | 2,970 | 3,087
Net earnings attributable to: |  |
Common shareholders | 2,786 | 2,894
Preferred shareholders | 128 | 137
Non-controlling interest | $ 56 | $ 56
Net earnings per common share |  |
Basic (in cad per share) | $ 3.12 | $ 3.33
Diluted (in cad per share) | $ 3.11 | $ 3.33
Average number of common shares outstanding - basic (millions) | 894.3 | 869.1

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