Annual Percent
1960-01-01 9.248830000000000
1961-01-01 8.817800000000000
1962-01-01 7.780069999999999
1963-01-01 6.592389999999999
1964-01-01 7.991010000000000
1965-01-01 10.522100000000000
1966-01-01 10.209000000000000
1967-01-01 10.294300000000000
1968-01-01 10.690400000000000
1969-01-01 13.211100000000000
1970-01-01 13.803400000000000
1971-01-01 14.058700000000000
1972-01-01 13.765900000000000
1973-01-01 13.993000000000000
1974-01-01 16.396700000000000
1975-01-01 16.962500000000000
1976-01-01 17.831500000000000
1977-01-01 22.900100000000000
1978-01-01 24.187800000000000
1979-01-01 21.901600000000000
1980-01-01 18.261400000000000
1981-01-01 17.728500000000000
1982-01-01 17.901600000000000
1983-01-01 17.837900000000000
1984-01-01 17.075800000000000
1985-01-01 18.668900000000000
1986-01-01 20.327700000000000
1987-01-01 21.013100000000000
1988-01-01 21.174800000000000
1989-01-01 20.264000000000000
1990-01-01 20.058400000000000
1991-01-01 19.638700000000000
1992-01-01 20.156700000000000
1993-01-01 18.264100000000000
1994-01-01 15.849300000000000
1995-01-01 16.890100000000000
1996-01-01 16.114900000000000
1997-01-01 15.097100000000000
1998-01-01 14.311300000000000
1999-01-01 13.986100000000000
2000-01-01 13.762200000000000
2001-01-01 12.622500000000000
2002-01-01 13.038600000000000
2003-01-01 13.659800000000000
2004-01-01 13.958700000000000
2005-01-01 14.352300000000000
2006-01-01 15.020600000000000
2007-01-01 16.654100000000000
2008-01-01 17.198400000000000
2009-01-01 17.569900000000000
2010-01-01 18.724800000000000
2011-01-01 22.971100000000000
2012-01-01 22.784700000000000
2013-01-01 22.464400000000000
2014-01-01 23.180900000000000
2015-01-01 25.227800000000000
2016-01-01 25.930300000000000