Year	Index 2010=1
1975-01-01	0.174668650148965
1976-01-01	0.187812649680369
1977-01-01	0.189941945662876
1978-01-01	0.192990804182464
1979-01-01	0.213105458560190
1980-01-01	0.226911957673446
1981-01-01	0.261517699042987
1982-01-01	0.282167816524258
1983-01-01	0.304547908221121
1984-01-01	0.353246896198088
1985-01-01	0.378369185245627
1986-01-01	0.404104516258625
1987-01-01	0.447184149085657
1988-01-01	0.478555997971791
1989-01-01	0.505063192128514
1990-01-01	0.551488318681382
1991-01-01	0.545859220017998
1992-01-01	0.506889194301012
1993-01-01	0.476480198390518
1994-01-01	0.486611055979282
1995-01-01	0.565059534776068
1996-01-01	0.559786473857853
1997-01-01	0.586529306841664
1998-01-01	0.617824683205116
1999-01-01	0.673149485642619
2000-01-01	0.716132140259154
2001-01-01	0.810662506732170
2002-01-01	0.820577814549576
2003-01-01	0.793853742513693
2004-01-01	0.782679764309637
2005-01-01	0.802202617246382
2006-01-01	0.833555465553400
2007-01-01	0.899638086599052
2008-01-01	0.995757418812919
2009-01-01	1.030028222726530
2010-01-01	1.000000000000000