Annual Percent
1965-01-01 74.62890000000000
1966-01-01 43.17760000000000
1967-01-01 49.66150000000000
1968-01-01 63.55390000000000
1969-01-01 75.45590000000000
1970-01-01 65.80260000000000
1971-01-01 72.38500000000000
1972-01-01 82.91580000000000
1973-01-01 90.12160000000000
1974-01-01 93.73700000000001
1975-01-01 97.13960000000000
1976-01-01 99.77430000000000
1977-01-01 99.52350000000000
1978-01-01 95.16970000000000
1979-01-01 97.42970000000000
1980-01-01 98.16320000000000
1981-01-01 81.85990000000000
1982-01-01 100.25800000000000
1983-01-01 103.29400000000000
1984-01-01 82.14030000000000
1985-01-01 78.62500000000000
1986-01-01 71.45290000000000
1987-01-01 62.92080000000000
1988-01-01 54.76120000000000
1989-01-01 51.52640000000000
1990-01-01 53.36500000000000
1991-01-01 58.01480000000000
1992-01-01 60.05570000000000
1993-01-01 66.23570000000000
1994-01-01 72.52870000000000
1995-01-01 72.88640000000000
1996-01-01 70.74330000000000
1997-01-01 71.26680000000000
1998-01-01 69.26340000000000
1999-01-01 69.59560000000000
2000-01-01 70.50490000000000
2001-01-01 64.36060000000000
2002-01-01 69.50540000000000
2003-01-01 68.44200000000000
2004-01-01 81.63860000000000
2005-01-01 80.87150000000000
2006-01-01 81.92910000000000
2007-01-01 82.70700000000001
2008-01-01 90.62400000000000
2009-01-01 94.57010000000000
2010-01-01 89.55980000000000
2011-01-01 93.38930000000000
2012-01-01 99.41799999999999
2013-01-01 99.03350000000000
2014-01-01 92.15299999999999
2015-01-01 88.63230000000000