Annual Percent
1960-01-01 3.1668600000000000
1961-01-01 3.9119500000000000
1962-01-01 4.2990200000000000
1963-01-01 4.1688500000000000
1964-01-01 4.1483900000000000
1965-01-01 3.6395199999999996
1966-01-01 3.6361300000000000
1967-01-01 1.9957300000000000
1968-01-01 3.6439900000000000
1969-01-01 4.3791100000000000
1970-01-01 1.7330299999999998
1971-01-01 1.8983700000000001
1972-01-01 2.8318700000000000
1973-01-01 3.8194100000000000
1974-01-01 4.4371300000000010
1975-01-01 5.5604000000000000
1976-01-01 7.3870900000000000
1977-01-01 8.1797000000000000
1978-01-01 7.6474000000000000
1979-01-01 7.7329399999999990
1980-01-01 7.6515000000000000
1981-01-01 7.6527699999999990
1982-01-01 7.9743100000000010
1983-01-01 8.3683700000000000
1984-01-01 9.4754000000000000
1985-01-01 9.6509700000000000
1986-01-01 10.2578000000000000
1987-01-01 11.4059000000000000
1988-01-01 12.3422000000000000
1989-01-01 12.2828000000000000
1990-01-01 11.8698000000000000
1991-01-01 11.6704000000000000
1992-01-01 12.0035000000000000
1993-01-01 11.5119000000000000
1994-01-01 11.8950000000000000
1995-01-01 12.0840000000000010
1996-01-01 11.6498000000000000
1997-01-01 11.3233000000000000
1998-01-01 11.1576000000000000
1999-01-01 10.9086000000000000
2000-01-01 12.1800000000000000
2001-01-01 12.6205000000000000
2002-01-01 13.2465000000000000
2003-01-01 14.0136000000000000
2004-01-01 14.7999000000000000
2005-01-01 14.2101000000000000
2006-01-01 14.5416000000000000
2007-01-01 15.7013000000000000
2008-01-01 16.3640000000000000
2009-01-01 18.0940000000000000
2010-01-01 20.4040000000000000
2011-01-01 22.2698000000000000
2012-01-01 23.3618000000000000
2013-01-01 25.9538000000000000
2014-01-01 27.9482000000000000
2015-01-01 29.4952000000000000
2016-01-01 30.9815000000000000