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CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS |  |
Net sales (including sales to related parties, see Note 7) | $ 1,753.4 | $ 1,841.1
Operating cost and expenses: |  |
Cost of sales (exclusive of depreciation, amortization and depletion shown separately below) | 844.1 | 876.5
Selling, general and administrative | 28.5 | 24.1
Depreciation, amortization and depletion | 181.6 | 162.0
Exploration | 5.5 | 5.2
Total operating costs and expenses | 1,059.7 | 1,067.8
Operating income | 693.7 | 773.3
Interest expense | (90.1) | (90.3)
Capitalized interest | 12.3 | 21.1
Other income (expense) | 5.4 | (2.3)
Interest income | 3.7 | 2.6
Income before income taxes | 625.0 | 704.4
Income taxes (including royalty taxes, see Note 4) | 237.9 | 236.6
Net income before equity earnings of affiliate | 387.1 | 467.8
Equity earnings of affiliate, net of income tax | 2.1 | 4.1
Net income | 389.2 | 471.9
Less: Net income attributable to the non-controlling interest | 1.0 | 1.2
Net income attributable to SCC | $ 388.2 | $ 470.7
Per common share amounts attributable to SCC: |  |
Net earnings - basic and diluted | $ 0.50 | $ 0.61
Dividends paid | $ 0.40 | $ 0.30
Weighted average shares outstanding - basic and diluted | 773.0 | 773.0

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