Year lending rate minus treasury bill rate, % 2003 -15.61117155730907 2004 -17.8513517544037 2005 -13.718855477208129 2006 -8.34012556326508 2007 -2.0908333333333404 2008 0.8782163243724908 2009 -6.855240173454161 2010 -6.24277777777781