103   Year Ended (in millions) Dec 31, 2012 Dec 31, 2011 Dec 31, 2010 Net Sales:       North America $ 2,340.2 $ 2,120.2 $ 1,785.0 Europe and Mediterranean 1,678.9 1,735.7 1,498.6 ROW 1,995.2 2,010.8 1,581.3 Total $ 6,014.3 $ 5,866.7 $ 4,864.9 Segment Operating Income:       North America $ 126.1 $ 121.8 $ 96.9 Europe and Mediterranean (13.0 ) 30.3 36.8 ROW 81.7 78.0 80.4 Total $ 194.8 $ 230.1 $ 214.1 Capital Expenditures:       North America $ 25.3 $ 22.2 $ 20.5 Europe and Mediterranean 35.3 41.1 32.9 ROW 48.2 58.5 63.0 Total $ 108.8 $ 121.8 $ 116.4 Depreciation Expense:       North America $ 30.0 $ 27.2 $ 28.9 Europe and Mediterranean 38.0 38.3 35.8 ROW 34.2 31.9 20.1 Total $ 102.2 $ 97.4 $ 84.8 Total Assets:       North America $ 1,483.4 $ 1,026.8 $ 1,017.9 Europe and Mediterranean 1,329.7 1,435.2 1,476.0 ROW 2,106.8 1,861.0 1,798.6 Total $ 4,919.9 $ 4,323.0 $ 4,292.5 Revenues by Major Product Lines Revenues to external customers are attributable to sales of electric utility , electrical infrastructure, construction, communications and rod mill wire product lines.   Year Ended (in millions) Dec 31, 2012 Dec 31, 2011 Dec 31, 2010 Electric Utility $ 1,959.6 $ 1,851.3 $ 1,501.4 Electrical Infrastructure 1,611.5 1,708.3 1,345.7 Construction 1,519.0 1,395.3 1,196.7 Communications 651.2 655.3 593.7 Rod Mill Products 273.0 256.5 227.4 Total $ 6,014.3 $ 5,866.7 $ 4,864.9 T able of Contents