Annual Percent
1960-01-01 11.430300000000000
1961-01-01 9.821520000000000
1962-01-01 8.916450000000000
1963-01-01 8.974520000000000
1964-01-01 9.585420000000000
1965-01-01 9.682390000000000
1966-01-01 9.516380000000000
1967-01-01 9.199060000000001
1968-01-01 8.940710000000001
1969-01-01 8.516940000000000
1970-01-01 7.040039999999999
1971-01-01 6.519090000000000
1972-01-01 7.621850000000000
1973-01-01 8.360630000000000
1974-01-01 9.252310000000001
1975-01-01 10.189700000000000
1976-01-01 12.475600000000000
1977-01-01 12.928700000000000
1978-01-01 11.169600000000000
1979-01-01 12.519700000000000
1980-01-01 11.943400000000000
1981-01-01 12.697500000000000
1982-01-01 14.607800000000000
1983-01-01 16.308100000000000
1984-01-01 18.280100000000000
1985-01-01 19.454000000000000
1986-01-01 19.242700000000000
1987-01-01 19.643200000000000
1988-01-01 25.133200000000000
1989-01-01 28.412000000000000
1990-01-01 26.837500000000000
1991-01-01 23.021300000000000
1992-01-01 19.938200000000000
1993-01-01 18.097400000000000
1994-01-01 16.386900000000000
1995-01-01 15.368300000000000
1996-01-01 14.321500000000000
1997-01-01 13.821200000000000
1998-01-01 12.428600000000000
1999-01-01 12.904700000000000
2000-01-01 13.110700000000000
2001-01-01 13.445000000000000
2002-01-01 14.421600000000000
2003-01-01 15.099300000000000
2004-01-01 15.606300000000000
2005-01-01 15.012700000000000
2006-01-01 13.237800000000000
2007-01-01 11.992000000000000
2008-01-01 10.944900000000000
2009-01-01 10.560000000000000
2010-01-01 11.015200000000000
2011-01-01 11.136800000000000
2012-01-01 11.311400000000000
2013-01-01 11.167200000000000
2014-01-01 10.503400000000000
2015-01-01 10.278900000000000
2016-01-01 10.176000000000000