Annual Percent
1970-01-01 0.29007300000000000
1971-01-01 0.28224099999999996
1972-01-01 1.67930000000000000
1973-01-01 3.21034000000000000
1974-01-01 3.77415999999999970
1975-01-01 3.95344000000000000
1976-01-01 3.85780999999999970
1977-01-01 4.55347000000000000
1978-01-01 5.55403000000000000
1979-01-01 5.48929000000000040
1980-01-01 6.92953000000000100
1981-01-01 12.29010000000000000
1982-01-01 10.34160000000000000
1983-01-01 4.03955000000000000
1984-01-01 3.28389000000000000
1985-01-01 2.93817000000000000
1986-01-01 1.85025000000000000
1987-01-01 0.74815900000000000
1988-01-01 0.78856800000000000
1989-01-01 0.80215100000000010
1990-01-01 0.84881500000000000
1991-01-01 0.73439800000000000
1992-01-01 0.40482199999999996
1993-01-01 0.33849300000000000
1994-01-01 0.24545400000000000
1995-01-01 0.01187400000000000
1996-01-01 0.11559600000000000
1997-01-01 0.22481800000000000
1998-01-01 0.22176500000000002
1999-01-01 0.22369200000000000
2000-01-01 0.21848000000000000
2001-01-01 0.21885900000000003
2002-01-01 0.23360600000000000
2003-01-01 0.22405000000000000
2004-01-01 0.22882000000000000
2005-01-01 0.14132999999999998
2006-01-01 0.09516500000000000
2007-01-01 0.15956700000000001
2008-01-01 0.19073099999999998
2009-01-01 0.19156400000000000
2010-01-01 0.19860000000000000
2011-01-01 0.18001800000000000
2012-01-01 0.16736199999999998
2013-01-01 0.25276100000000000
2014-01-01 1.31645000000000000
2015-01-01 2.14913000000000000
2016-01-01 1.74210000000000000