Year	Index 2010=1
1987-01-01	0.522826509390979
1988-01-01	0.531954762751681
1989-01-01	0.530518670132952
1990-01-01	0.544276285199228
1991-01-01	0.567347662154705
1992-01-01	0.590902841514584
1993-01-01	0.606984210681385
1994-01-01	0.617895036051640
1995-01-01	0.631471735264177
1996-01-01	0.649266114925247
1997-01-01	0.673864383903266
1998-01-01	0.710409034994775
1999-01-01	0.742831819352891
2000-01-01	0.788755140027698
2001-01-01	0.827825191842120
2002-01-01	0.875319224321101
2003-01-01	0.895946596488609
2004-01-01	0.903669792845548
2005-01-01	0.914350300915430
2006-01-01	0.937771072516568
2007-01-01	0.978930568969063
2008-01-01	1.004075557896660
2009-01-01	1.019060293252120
2010-01-01	1.000000000000000