Annual Percent
1975-01-01 3.171670000000000
1976-01-01 3.248390000000000
1977-01-01 3.061150000000000
1978-01-01 15.312100000000000
1979-01-01 14.530100000000000
1980-01-01 2.529210000000000
1981-01-01 2.260010000000000
1982-01-01 2.118020000000000
1983-01-01 2.055670000000000
1984-01-01 2.128380000000000
1985-01-01 4.347270000000000
1986-01-01 6.532719999999999
1987-01-01 6.461220000000000
1988-01-01 6.843620000000000
1989-01-01 12.649000000000001
1990-01-01 16.537700000000000
1991-01-01 14.486200000000000
1992-01-01 11.847400000000000
1993-01-01 11.882200000000000
1994-01-01 13.765300000000000
1995-01-01 13.254900000000000
1996-01-01 12.959800000000000
1997-01-01 15.172800000000000
1998-01-01 8.946260000000000
1999-01-01 8.099210000000001
2000-01-01 14.857000000000001
2001-01-01 13.811700000000000
2002-01-01 14.100300000000000
2003-01-01 18.488200000000000
2004-01-01 24.875000000000000
2005-01-01 33.918800000000000
2006-01-01 47.663100000000000
2007-01-01 57.318100000000000
2008-01-01 38.615000000000000
2009-01-01 23.241000000000000
2010-01-01 29.940600000000000
2011-01-01 25.461400000000000
2012-01-01 22.548800000000000
2013-01-01 26.350300000000000
2014-01-01 24.252400000000000
2015-01-01 23.110300000000000
2016-01-01 27.580900000000000
2017-01-01 32.777500000000000