Annual Percent
1960-01-01 16.383400000000000
1961-01-01 15.283200000000000
1962-01-01 15.697100000000000
1963-01-01 16.754100000000000
1964-01-01 16.050600000000000
1965-01-01 17.164100000000000
1966-01-01 17.024000000000000
1967-01-01 16.669800000000000
1968-01-01 16.798400000000000
1969-01-01 16.433500000000000
1970-01-01 15.727600000000000
1971-01-01 16.687400000000000
1972-01-01 18.503300000000000
1973-01-01 18.934100000000000
1974-01-01 18.309000000000000
1975-01-01 18.388100000000000
1976-01-01 16.654400000000000
1977-01-01 14.844300000000000
1978-01-01 12.913200000000000
1979-01-01 9.211030000000001
1980-01-01 11.198200000000000
1981-01-01 13.691300000000000
1982-01-01 15.475400000000000
1983-01-01 17.683800000000000
1984-01-01 16.817000000000000
1985-01-01 14.786400000000000
1986-01-01 12.735800000000000
1987-01-01 11.319000000000000
1988-01-01 9.045520000000000
1989-01-01 5.726840000000000
1990-01-01 5.004030000000000
1991-01-01 5.724080000000001
1992-01-01 8.240750000000000
1993-01-01 9.899400000000000
1994-01-01 11.671400000000000
1995-01-01 14.333800000000000
1996-01-01 18.589700000000000
1997-01-01 22.497500000000000
1998-01-01 27.087000000000000
1999-01-01 29.040700000000000
2000-01-01 27.732900000000000
2001-01-01 25.471000000000000
2002-01-01 22.679500000000000
2003-01-01 20.738300000000000
2004-01-01 18.404600000000000
2005-01-01 18.228300000000000
2006-01-01 17.517500000000000
2007-01-01 18.714300000000000
2008-01-01 22.490400000000000
2009-01-01 25.255700000000000
2010-01-01 23.790900000000000
2011-01-01 25.225200000000000
2012-01-01 30.269700000000000
2013-01-01 35.445700000000000
2014-01-01 38.197800000000000
2015-01-01 40.763100000000000
2016-01-01 41.203400000000000