Annual Percent
1967-01-01 12.3909000000000000
1968-01-01 11.8415000000000000
1969-01-01 13.2956000000000000
1970-01-01 13.9029000000000000
1971-01-01 15.2414000000000000
1972-01-01 16.1291000000000000
1973-01-01 14.3612000000000000
1974-01-01 14.9306000000000000
1975-01-01 14.4082000000000000
1976-01-01 13.8168000000000000
1977-01-01 15.2513000000000000
1978-01-01 16.3733000000000000
1979-01-01 18.8104000000000000
1980-01-01 21.1226000000000000
1981-01-01 21.4769999999999970
1982-01-01 24.1577000000000000
1983-01-01 26.4429000000000000
1984-01-01 27.1463000000000000
1985-01-01 28.5939000000000000
1986-01-01 29.3490000000000000
1987-01-01 31.1134000000000000
1988-01-01 26.5677000000000000
1989-01-01 28.6244000000000000
1990-01-01 26.2395000000000000
1991-01-01 27.5187000000000000
1992-01-01 26.6298000000000000
1993-01-01 17.4153000000000000
1994-01-01 5.3981800000000000
1995-01-01 3.6312599999999997
1996-01-01 7.1286200000000000
1997-01-01 10.7533000000000000
1998-01-01 11.6515000000000000
1999-01-01 11.1453000000000000
2000-01-01 6.2781699999999990
2001-01-01 5.0938000000000000
2002-01-01 8.1238200000000000
2003-01-01 11.6743000000000000
2004-01-01 12.9735000000000000
2005-01-01 13.6114000000000000
2006-01-01 14.7450000000000000
2007-01-01 17.2081000000000000
2008-01-01 20.2539000000000000
2009-01-01 22.1939000000000000
2010-01-01 22.8363000000000000
2011-01-01 22.7050000000000000
2012-01-01 22.5014000000000000
2013-01-01 25.5271000000000000
2014-01-01 28.7456000000000000
2015-01-01 31.2898000000000000
2016-01-01 31.5429000000000000