Year Percent Change 1983-01-01 2.045886491490660 1984-01-01 8.810484625134730 1985-01-01 7.012157539502220 1986-01-01 2.967068023408040 1987-01-01 8.361652839989430 1988-01-01 10.920985084200800 1989-01-01 6.595205609884110 1990-01-01 4.394291748523230 1991-01-01 3.785965767672780 1992-01-01 1.643340366734780 1993-01-01 0.974674794585296 1994-01-01 -1.225392023200440 1995-01-01 1.345364485856520 1996-01-01 6.365184063902310 1997-01-01 5.347250567326620 1998-01-01 3.925105390532540 1999-01-01 1.948844154605260 2000-01-01 6.750159231137350 2001-01-01 1.211204293107520 2002-01-01 -1.040739890658820 2003-01-01 2.653589442816780 2004-01-01 3.423621599033420 2005-01-01 3.041748198975840 2006-01-01 3.398984046521880 2007-01-01 3.028560858665790 2008-01-01 0.410952330998888 2009-01-01 -0.677572016169088 2010-01-01 1.781044722861470