Operating profit increased 2% to $942 million in fourth quarter 2012 compared to $923 million in fourth quarter 2011. Excluding the above noted items in both periods, Operating profit increased 6% to $1,035 million.
Net cash provided by operations for the full year 2012 increased 10% to $3,196 million compared to $2,896 million for the full year 2011. The increase was driven by strong operating earnings as well as a continued tight focus on working capital, especially accounts receivable and inventory management. Free cash flow before dividends exceeded 100% of Net income. Working capital as a percentage of Net sales was 0.7%, even with the year ago period.
For the full year 2012, worldwide Net sales were $17,085 million, up 2.0% versus full year 2011. Global unit volume grew 3.0%, pricing increased 3.0% and foreign exchange was negative 4.0%. Excluding divested businesses, global unit volume grew 3.5%. The Sanex acquisition contributed 0.5% to full year sales and volume growth. Organic sales grew 6.0%.
Net income and Diluted earnings per share for full year 2012 were $2,472 million and $5.15, respectively. Full year 2012 results include $102 million ($0.21 per diluted share) of aftertax charges resulting from the implementation of the 2012 Restructuring Program, the implementation of the previously disclosed business realignment and other cost-saving initiatives and costs associated with the sale of land in Mexico.Net income and Diluted earnings per share for full year 2011 were $2,431 million and $4.94, respectively. As previously disclosed, full year 2011 results included net aftertax charges of $42 million ($0.09 per diluted share) resulting from the items described in Table 9. Excluding the items noted above in both periods, Net income for full year 2012 increased 4% versus full year 2011 and Diluted earnings per share increased 7% versus full year 2011. Gross profit margin was 58.1% for full year 2012 versus 57.3% in full year 2011. Excluding the items noted above in both periods, gross profit margin was 58.3% in full year 2012, up 70 basis points versus full year 2011, as higher pricing and cost savings from the Company’s funding-the-growth initiatives more than offset the impact of increases in raw and packaging material costs and negative foreign exchange transaction costs.