Depreciation and amortization expenses decreased in 2013, in comparison with 2012, primarily due to lower accelerated depreciation charges related to the Next Century program, offset somewhat by higher capital additions in 2013. Depreciation and amortization expenses decreased in 2012, as compared with 2011, principally as the result of lower accelerated depreciation charges related to the Next Century program, somewhat offset by higher depreciation and amortization charges related to the Brookside acquisition. No significant accelerated depreciation expense was recorded in 2013 compared with approximately $15.3 million recorded in 2012 and $33.0 million recorded in 2011. Depreciation and amortization expenses represent non-cash items that impacted net income and are reflected in the consolidated statements of cash flows to reconcile cash flows from operating activities.