Annual Percent
1973-01-01 26.306200000000000
1974-01-01 29.591700000000000
1975-01-01 25.085100000000000
1976-01-01 21.113700000000000
1977-01-01 22.956999999999997
1978-01-01 23.892800000000000
1979-01-01 20.538400000000000
1980-01-01 20.286300000000000
1981-01-01 22.846400000000000
1982-01-01 24.818900000000000
1983-01-01 26.522800000000000
1984-01-01 26.963500000000000
1985-01-01 26.382500000000000
1986-01-01 29.616900000000000
1987-01-01 32.565300000000000
1988-01-01 35.894100000000000
1989-01-01 39.326600000000000
1990-01-01 39.441900000000000
1991-01-01 41.748500000000000
1992-01-01 42.561700000000000
1993-01-01 43.481300000000000
1994-01-01 48.334800000000000
1995-01-01 49.687500000000000
1996-01-01 51.126500000000000
1997-01-01 51.020100000000000
1998-01-01 64.875100000000000
1999-01-01 84.869500000000000
2000-01-01 90.689900000000000
2001-01-01 100.437000000000010
2002-01-01 102.243000000000000
2003-01-01 109.180000000000000
2004-01-01 90.384800000000000
2005-01-01 79.394300000000000
2006-01-01 72.304500000000000
2007-01-01 58.849700000000000
2008-01-01 51.001000000000005
2009-01-01 42.492000000000000
2010-01-01 40.552600000000000
2011-01-01 40.357700000000000
2012-01-01 37.431900000000000
2013-01-01 38.500100000000000
2014-01-01 41.265500000000000
2015-01-01 44.474400000000000
2016-01-01 46.472500000000000