Annual Percent
1969-01-01 33.235700000000000
1970-01-01 24.774000000000000
1971-01-01 23.072100000000000
1972-01-01 22.540500000000000
1973-01-01 20.348800000000000
1974-01-01 17.323400000000000
1975-01-01 19.618500000000000
1976-01-01 20.273400000000000
1977-01-01 20.857400000000000
1978-01-01 19.473600000000000
1979-01-01 18.445800000000000
1980-01-01 17.791400000000000
1981-01-01 19.475000000000000
1982-01-01 19.526000000000000
1983-01-01 20.120500000000000
1984-01-01 20.726200000000000
1985-01-01 20.211900000000000
1986-01-01 20.155800000000000
1987-01-01 20.910600000000000
1988-01-01 22.546400000000000
1989-01-01 21.813200000000000
1990-01-01 25.470000000000000
1991-01-01 29.094300000000000
1992-01-01 31.162400000000000
1993-01-01 34.883900000000000
1994-01-01 37.217500000000000
1995-01-01 38.732100000000000
1996-01-01 39.509100000000000
1997-01-01 42.663300000000000
1998-01-01 47.461999999999996
1999-01-01 47.540400000000000
2000-01-01 49.969200000000000
2001-01-01 52.113700000000000
2002-01-01 50.593400000000000
2003-01-01 52.824300000000000
2004-01-01 54.757700000000000
2005-01-01 55.489700000000000
2006-01-01 58.746900000000000
2007-01-01 61.447500000000000
2008-01-01 67.583800000000000
2009-01-01 73.234400000000000
2010-01-01 73.960100000000000
2011-01-01 76.602400000000000
2012-01-01 72.417000000000000
2013-01-01 71.173300000000000
2014-01-01 71.226200000000000
2015-01-01 69.711100000000000
2016-01-01 72.355800000000000