Annual Percent
1970-01-01 1.84277999999999990
1971-01-01 1.56930000000000000
1972-01-01 1.32685000000000000
1973-01-01 1.68210999999999980
1974-01-01 2.01655000000000000
1975-01-01 3.30886999999999980
1976-01-01 3.00794000000000000
1977-01-01 2.87196000000000000
1978-01-01 2.36417000000000000
1979-01-01 2.30679000000000030
1980-01-01 2.26150000000000000
1981-01-01 2.71548000000000000
1982-01-01 2.89773000000000000
1983-01-01 2.76546000000000000
1984-01-01 4.56068000000000050
1985-01-01 5.82116999999999950
1986-01-01 5.25444000000000000
1987-01-01 4.57605000000000000
1988-01-01 4.43453000000000050
1989-01-01 4.52454000000000000
1990-01-01 4.74830000000000000
1991-01-01 4.57730000000000000
1992-01-01 4.39458000000000000
1993-01-01 3.78870000000000000
1994-01-01 2.99819000000000000
1995-01-01 2.51968000000000000
1996-01-01 2.16260000000000000
1997-01-01 1.86313000000000000
1998-01-01 1.55120000000000000
1999-01-01 1.34550000000000000
2000-01-01 1.07447999999999990
2001-01-01 0.88151000000000000
2002-01-01 0.57138200000000000
2003-01-01 0.64217300000000000
2004-01-01 0.53292600000000000
2005-01-01 0.10758200000000000
2006-01-01 0.10739900000000000
2007-01-01 0.20056400000000002
2008-01-01 0.33022900000000000
2009-01-01 0.29393400000000003
2010-01-01 0.19892000000000000
2011-01-01 0.83352000000000000
2012-01-01 1.46918000000000000
2013-01-01 1.13747000000000000
2014-01-01 0.91375400000000010
2015-01-01 0.61780200000000010
2016-01-01 0.14657400000000000