Year	Percent
1980-01-01	189.147000000000020
1981-01-01	198.303000000000000
1982-01-01	198.303000000000000
1983-01-01	311.623000000000000
1984-01-01	327.818000000000040
1985-01-01	350.531000000000000
1986-01-01	107.508000000000000
1987-01-01	298.725000000000000
1988-01-01	284.789000000000000
1989-01-01	280.526000000000000
1990-01-01	222.206000000000000
1991-01-01	42.758400000000000
1992-01-01	37.209400000000000
1993-01-01	81.729800000000000
1994-01-01	88.399000000000000
1995-01-01	87.123600000000000
1996-01-01	106.097000000000010
1997-01-01	117.827000000000010
1998-01-01	108.713000000000000
1999-01-01	69.191100000000000
2000-01-01	90.877600000000000
2001-01-01	88.681600000000000
2002-01-01	82.764100000000000
2003-01-01	62.419800000000000
2004-01-01	5.429450000000000
2005-01-01	6.418340000000000
2006-01-01	7.566669999999999
2007-01-01	99.486900000000000
2008-01-01	122.294000000000000
2009-01-01	79.652500000000000
2010-01-01	74.830300000000000
2011-01-01	65.187000000000000
2012-01-01	52.151400000000000
2013-01-01	50.094700000000000
2014-01-01	47.935300000000000
2015-01-01	64.931400000000000
2016-01-01	57.890400000000000
2017-01-01	61.202100000000000
