Year	Index 2010=1
1990-01-01	0.515149994385854
1991-01-01	0.610619416255971
1992-01-01	0.599915728552570
1993-01-01	0.571217429475298
1994-01-01	0.604519820543601
1995-01-01	0.584885179335435
1996-01-01	0.581566564958754
1997-01-01	0.606218001890489
1998-01-01	0.649303834360530
1999-01-01	0.639013800894890
2000-01-01	0.641355995328027
2001-01-01	0.656758736194968
2002-01-01	0.666111968619513
2003-01-01	0.666638442511386
2004-01-01	0.741884941462215
2005-01-01	0.820881096419742
2006-01-01	0.874311299997821
2007-01-01	0.940332564158223
2008-01-01	1.075886019875080
2009-01-01	1.095643228539940
2010-01-01	1.000000000000000