=1/ In January 2009, Saint-Gobain issued €700m in bonds, maturing in July 2014, with a coupon of 8.25% and repayment at par. In October 2010, Saint-Gobain offered to exchange these bonds issued in 2009 for new bonds, at the market rate of the time for this level of risk, i.e. 4%, maturing in October 2018.