Year	Index 2010=1
1970-01-01	0.231212287889175
1971-01-01	0.248684031746303
1972-01-01	0.271606255684029
1973-01-01	0.295697496249066
1974-01-01	0.327020503312067
1975-01-01	0.346025562038290
1976-01-01	0.354114310100087
1977-01-01	0.360744485382921
1978-01-01	0.378971716636819
1979-01-01	0.400987587812989
1980-01-01	0.438537923882545
1981-01-01	0.465565297739386
1982-01-01	0.496991413683564
1983-01-01	0.490661468277019
1984-01-01	0.503027670294833
1985-01-01	0.498171678805691
1986-01-01	0.516296424418373
1987-01-01	0.533761004753811
1988-01-01	0.544853098911634
1989-01-01	0.551775540945598
1990-01-01	0.588903375761719
1991-01-01	0.637302551383665
1992-01-01	0.678618054669814
1993-01-01	0.746577850591823
1994-01-01	0.767120065407537
1995-01-01	0.822740452530438
1996-01-01	0.875028334525835
1997-01-01	0.862307746791645
1998-01-01	0.856912573370488
1999-01-01	0.846340922301850
2000-01-01	0.865517710328414
2001-01-01	0.876264223381185
2002-01-01	0.872989575173622
2003-01-01	0.894010534102888
2004-01-01	0.899907584661586
2005-01-01	0.921136643423244
2006-01-01	0.931233513157818
2007-01-01	0.957644583699194
2008-01-01	0.969132191980551
2009-01-01	1.000071623398330
2010-01-01	1.000000000000000