Year Index 2010=1 1970-01-01 0.18500000000000000 1971-01-01 0.19200000000000000 1972-01-01 0.20199999999999999 1973-01-01 0.23100000000000000 1974-01-01 0.26700000000000000 1975-01-01 0.29700000000000000 1976-01-01 0.31600000000000000 1977-01-01 0.34299999999999997 1978-01-01 0.37300000000000000 1979-01-01 0.40600000000000000 1980-01-01 0.44100000000000000 1981-01-01 0.47700000000000004 1982-01-01 0.50400000000000000 1983-01-01 0.52000000000000000 1984-01-01 0.54200000000000000 1985-01-01 0.55500000000000000 1986-01-01 0.57000000000000010 1987-01-01 0.58500000000000000 1988-01-01 0.60300000000000000 1989-01-01 0.63300000000000000 1990-01-01 0.66900000000000000 1991-01-01 0.69300000000000000 1992-01-01 0.70000000000000010 1993-01-01 0.71200000000000010 1994-01-01 0.72700000000000010 1995-01-01 0.74400000000000010 1996-01-01 0.76300000000000000 1997-01-01 0.77700000000000000 1998-01-01 0.79000000000000000 1999-01-01 0.79700000000000000 2000-01-01 0.80500000000000000 2001-01-01 0.83100000000000000 2002-01-01 0.84100000000000000 2003-01-01 0.85500000000000000 2004-01-01 0.87500000000000000 2005-01-01 0.88500000000000000 2006-01-01 0.90000000000000000 2007-01-01 0.93000000000000000 2008-01-01 0.98500000000000000 2009-01-01 0.99400000000000010 2010-01-01 1.00000000000000000 2011-01-01 1.03600000000000000 2012-01-01 1.06100000000000000 2013-01-01 1.07500000000000000 2014-01-01 1.09700000000000000 2015-01-01 1.11000000000000000 2016-01-01 1.10500000000000000