Annual Percent
1960-01-01 12.7250000000000000
1961-01-01 12.4792000000000000
1962-01-01 12.6819000000000000
1963-01-01 11.9566000000000000
1964-01-01 11.3159999999999990
1965-01-01 11.4591000000000000
1966-01-01 11.2886000000000000
1967-01-01 10.5759000000000000
1968-01-01 10.4186000000000000
1969-01-01 9.8112700000000000
1970-01-01 8.7558700000000000
1971-01-01 9.0604200000000000
1972-01-01 9.4343700000000000
1973-01-01 8.8278400000000000
1974-01-01 8.4095500000000000
1975-01-01 8.0700800000000000
1976-01-01 7.9023300000000000
1977-01-01 7.5905300000000000
1978-01-01 7.3270100000000005
1979-01-01 7.6074500000000000
1980-01-01 8.1687300000000000
1981-01-01 9.5306100000000010
1982-01-01 10.7018000000000000
1983-01-01 11.2417000000000000
1984-01-01 11.8082000000000000
1985-01-01 12.6781000000000000
1986-01-01 13.7098000000000000
1987-01-01 13.9952000000000000
1988-01-01 13.7577000000000000
1989-01-01 13.8047000000000000
1990-01-01 14.0437000000000000
1991-01-01 14.4743000000000000
1992-01-01 13.6109999999999990
1993-01-01 12.1333000000000000
1994-01-01 10.5770000000000000
1995-01-01 8.9142100000000000
1996-01-01 8.7567700000000000
1997-01-01 8.6234200000000000
1998-01-01 8.2613500000000000
1999-01-01 7.8035900000000000
2000-01-01 7.3253200000000000
2001-01-01 6.5609600000000010
2002-01-01 5.4299500000000000
2003-01-01 3.1261200000000002
2004-01-01 2.1977599999999997
2005-01-01 2.1978800000000000
2006-01-01 2.0531599999999997
2007-01-01 2.0168100000000000
2008-01-01 1.7876400000000001
2009-01-01 1.9921700000000000
2010-01-01 3.3483300000000003
2011-01-01 4.7032900000000000
2012-01-01 5.4542600000000000
2013-01-01 5.8846400000000000
2014-01-01 4.9165100000000000
2015-01-01 4.0064800000000010
2016-01-01 4.5105200000000000