Annual Percent
1964-01-01 52.316900000000000
1965-01-01 52.046800000000000
1966-01-01 46.408200000000000
1967-01-01 45.788900000000000
1968-01-01 45.565200000000000
1969-01-01 42.342900000000000
1970-01-01 44.611999999999995
1971-01-01 53.515800000000000
1972-01-01 57.405500000000000
1973-01-01 55.670900000000000
1974-01-01 62.646900000000000
1975-01-01 67.121900000000000
1976-01-01 60.956700000000000
1977-01-01 54.322800000000000
1978-01-01 51.908700000000000
1979-01-01 51.354100000000000
1980-01-01 46.379200000000000
1981-01-01 46.595400000000000
1982-01-01 46.192700000000000
1983-01-01 38.877500000000000
1984-01-01 34.106200000000000
1985-01-01 33.661300000000000
1986-01-01 36.355700000000000
1987-01-01 38.513300000000000
1988-01-01 44.025700000000000
1989-01-01 52.128900000000000
1990-01-01 58.189700000000000
1991-01-01 64.759900000000000
1992-01-01 69.727500000000000
1993-01-01 74.770400000000000
1994-01-01 80.438200000000000
1995-01-01 79.232400000000000
1996-01-01 76.169300000000000
1997-01-01 73.666100000000000
1998-01-01 70.249100000000000
1999-01-01 68.154000000000000
2000-01-01 65.446300000000000
2001-01-01 64.431600000000000
2002-01-01 66.498500000000000
2003-01-01 65.611800000000000
2004-01-01 61.080600000000000
2005-01-01 57.137900000000000
2006-01-01 53.201000000000000
2007-01-01 54.884700000000000
2008-01-01 62.420600000000000
2009-01-01 63.245400000000000
2010-01-01 65.113700000000000
2011-01-01 68.227700000000000
2012-01-01 65.813800000000000
2013-01-01 66.098700000000000
2014-01-01 68.521700000000000
2015-01-01 65.294900000000000
2016-01-01 62.342800000000000