Annual Percent
1961-01-01 55.78970000000000
1962-01-01 61.71000000000000
1963-01-01 73.41490000000000
1964-01-01 82.48910000000000
1965-01-01 80.70650000000000
1966-01-01 70.66540000000000
1967-01-01 74.68030000000000
1968-01-01 84.99210000000000
1969-01-01 96.57450000000000
1970-01-01 105.09100000000001
1971-01-01 104.19100000000000
1972-01-01 98.73190000000000
1973-01-01 93.41150000000000
1974-01-01 99.32400000000000
1975-01-01 108.52799999999999
1976-01-01 92.98830000000000
1977-01-01 87.71770000000000
1978-01-01 93.74960000000000
1979-01-01 96.09200000000001
1980-01-01 92.03550000000000
1981-01-01 90.42850000000000
1982-01-01 81.02400000000000
1983-01-01 61.60740000000000
1984-01-01 60.54190000000000
1985-01-01 63.04010000000000
1986-01-01 58.00660000000000
1987-01-01 56.91150000000000
1988-01-01 52.70850000000000
1989-01-01 53.55270000000000
1990-01-01 53.55270000000000
1991-01-01 58.61970000000000
1992-01-01 57.67160000000000
1993-01-01 40.36570000000000
1994-01-01 38.63290000000000
1995-01-01 39.57540000000000
1996-01-01 27.20160000000000
1997-01-01 20.66060000000000
1998-01-01 72.97030000000000
1999-01-01 70.32040000000000
2000-01-01 51.39700000000000
2001-01-01 59.26760000000000
2002-01-01 64.25180000000000
2003-01-01 59.60930000000000
2004-01-01 55.21110000000000
2005-01-01 49.13130000000000
2006-01-01 47.53140000000000
2007-01-01 49.59420000000000
2008-01-01 49.14340000000000
2009-01-01 47.33670000000000
2010-01-01 50.92070000000000
2011-01-01 48.95940000000000
2012-01-01 54.94260000000000
2013-01-01 61.46860000000000