Annual Percent
1960-01-01 615.47000000000000
1961-01-01 498.67500000000000
1962-01-01 355.90100000000000
1963-01-01 312.16200000000003
1964-01-01 255.71400000000003
1965-01-01 196.71099999999998
1966-01-01 186.29400000000000
1967-01-01 192.05599999999998
1968-01-01 183.71599999999998
1969-01-01 144.37300000000000
1970-01-01 138.49200000000002
1971-01-01 127.33800000000000
1972-01-01 111.35300000000000
1973-01-01 121.48500000000000
1974-01-01 131.35900000000000
1975-01-01 116.45000000000000
1976-01-01 93.46230000000000
1977-01-01 78.39860000000000
1978-01-01 84.36980000000000
1979-01-01 98.67770000000000
1980-01-01 96.08310000000000
1981-01-01 78.88970000000000
1982-01-01 56.54450000000000
1983-01-01 56.54450000000000
1984-01-01 45.20950000000000
1985-01-01 60.32840000000000
1986-01-01 61.86570000000000
1987-01-01 67.63180000000000
1988-01-01 69.40880000000000
1989-01-01 67.80340000000000
1990-01-01 59.72640000000000
1991-01-01 59.72640000000000
1992-01-01 59.72640000000000
1993-01-01 59.72640000000000
1994-01-01 59.72640000000000
1995-01-01 59.72640000000000
1996-01-01 59.72640000000000
1997-01-01 59.72640000000000
1998-01-01 59.72640000000000
1999-01-01 59.72640000000000
2000-01-01 59.72640000000000
2001-01-01 59.72640000000000
2002-01-01 59.72640000000000
2003-01-01 59.72640000000000
2004-01-01 59.72640000000000
2005-01-01 59.72640000000000
2006-01-01 52.90560000000000
2007-01-01 56.81040000000000
2008-01-01 59.87450000000000
2009-01-01 58.23790000000000
2010-01-01 59.41100000000000
2011-01-01 42.88600000000000
2012-01-01 24.49610000000000
2013-01-01 23.31830000000000
2014-01-01 22.60070000000000
2015-01-01 21.82670000000000
2016-01-01 20.96100000000000