Annual Percent
1966-01-01 12.149800000000000
1967-01-01 11.093400000000000
1968-01-01 12.346100000000000
1969-01-01 13.810700000000000
1970-01-01 15.140100000000000
1971-01-01 12.894600000000000
1972-01-01 13.699800000000000
1973-01-01 15.987400000000000
1974-01-01 7.953770000000000
1975-01-01 9.507090000000000
1976-01-01 10.312200000000000
1977-01-01 14.044200000000000
1978-01-01 17.037800000000000
1979-01-01 17.037800000000000
1980-01-01 17.037800000000000
1981-01-01 17.037800000000000
1982-01-01 17.037800000000000
1983-01-01 17.037800000000000
1984-01-01 17.037800000000000
1985-01-01 17.037800000000000
1986-01-01 17.037800000000000
1987-01-01 17.037800000000000
1988-01-01 17.037800000000000
1989-01-01 17.037800000000000
1990-01-01 17.037800000000000
1991-01-01 17.037800000000000
1992-01-01 17.037800000000000
1993-01-01 17.037800000000000
1994-01-01 17.037800000000000
1995-01-01 17.037800000000000
1996-01-01 17.037800000000000
1997-01-01 17.037800000000000
1998-01-01 17.037800000000000
1999-01-01 17.037800000000000
2000-01-01 17.037800000000000
2001-01-01 17.037800000000000
2002-01-01 28.648900000000000
2003-01-01 27.019000000000002
2004-01-01 25.700200000000000
2005-01-01 27.744300000000000
2006-01-01 30.488200000000000
2007-01-01 34.380300000000000
2008-01-01 36.174200000000000
2009-01-01 50.027500000000000
2010-01-01 42.687900000000000
2011-01-01 36.064400000000000
2012-01-01 35.802300000000000
2013-01-01 36.966000000000000
2014-01-01 41.838700000000000
2015-01-01 62.718400000000000
2016-01-01 77.692900000000000