Annual Percent
1973-01-01 8.504220000000000
1974-01-01 10.722200000000000
1975-01-01 11.309200000000000
1976-01-01 13.014500000000000
1977-01-01 20.551000000000000
1978-01-01 28.354500000000000
1979-01-01 22.459600000000000
1980-01-01 17.131100000000000
1981-01-01 16.505100000000000
1982-01-01 17.314200000000000
1983-01-01 18.453800000000000
1984-01-01 19.905000000000000
1985-01-01 22.487500000000000
1986-01-01 24.806500000000000
1987-01-01 35.682700000000000
1988-01-01 27.269700000000000
1989-01-01 23.051400000000000
1990-01-01 20.905300000000000
1991-01-01 21.110000000000000
1992-01-01 19.295700000000000
1993-01-01 16.901800000000000
1994-01-01 13.802000000000000
1995-01-01 13.490000000000000
1996-01-01 11.589600000000000
1997-01-01 12.241600000000000
1998-01-01 15.978200000000000
1999-01-01 14.565300000000000
2000-01-01 11.339000000000000
2001-01-01 12.456800000000000
2002-01-01 13.800800000000000
2003-01-01 13.699100000000000
2004-01-01 11.331500000000000
2005-01-01 9.340320000000000
2006-01-01 9.692410000000000
2007-01-01 12.033200000000000
2008-01-01 11.034600000000000
2009-01-01 11.056400000000000
2010-01-01 9.666319999999999
2011-01-01 10.385900000000000
2012-01-01 13.525800000000000
2013-01-01 17.023800000000000
2014-01-01 19.422200000000000
2015-01-01 20.500600000000000
2016-01-01 21.607500000000000