Annual Percent
1976-01-01 34.860400000000000
1977-01-01 29.202300000000000
1978-01-01 30.338900000000000
1979-01-01 29.059800000000000
1980-01-01 26.603900000000000
1981-01-01 26.603900000000000
1982-01-01 37.274800000000000
1983-01-01 38.651300000000000
1984-01-01 38.152300000000000
1985-01-01 38.205999999999996
1986-01-01 36.111900000000000
1987-01-01 35.270400000000000
1988-01-01 35.941500000000000
1989-01-01 35.916200000000000
1990-01-01 36.853200000000000
1991-01-01 39.951300000000000
1992-01-01 39.461000000000000
1993-01-01 38.865000000000000
1994-01-01 38.613400000000000
1995-01-01 38.638200000000000
1996-01-01 39.931700000000000
1997-01-01 43.142800000000000
1998-01-01 46.996700000000000
1999-01-01 48.015900000000000
2000-01-01 45.229400000000000
2001-01-01 47.344700000000000
2002-01-01 49.370800000000000
2003-01-01 51.256800000000000
2004-01-01 54.467700000000000
2005-01-01 56.810000000000000
2006-01-01 55.895600000000000
2007-01-01 59.016400000000000
2008-01-01 64.699800000000000
2009-01-01 69.601900000000000
2010-01-01 70.085100000000000
2011-01-01 66.303500000000000
2012-01-01 61.799100000000000
2013-01-01 61.495900000000000
2014-01-01 60.157300000000000
2015-01-01 60.845000000000000
2016-01-01 63.279800000000000