1968 -999.0 -999.0 -2.3 -3.2 -8.6 -9.9 -7.0 -9.5 -7.2 -4.9 -3.1 -0.9 1969 -0.8 -1.3 -4.9 -6.4 -9.0 -13.6 -11.6 -11.3 -6.0 -7.9 -3.7 -1.2 1970 -0.6 -1.0 -2.8 -5.4 -10.9 -12.7 -6.4 -9.1 -3.6 -3.4 -1.9 -0.8 1971 0.0 -0.8 -1.3 -3.4 -9.6 -5.2 -7.3 -9.2 -7.0 -3.0 -1.7 -2.1 1972 -0.1 -0.7 -1.9 -5.2 -5.8 -10.5 -8.7 -14.1 -7.0 -4.3 -2.6 -0.2 1973 -1.7 -0.3 -1.5 -4.6 -8.9 -12.5 -9.6 -8.4 -9.3 -3.8 -2.4 -0.8 1974 0.3 0.9 -0.5 -5.7 -6.0 -8.0 -8.1 -10.5 -8.0 -5.2 -3.0 -0.2 1975 -0.1 -0.2 -1.2 -3.3 -7.1 -10.3 -15.9 -14.3 -7.6 -3.1 -3.0 -1.1 1976 -0.4 -0.4 -2.2 -1.8 -4.9 -7.7 -14.2 -12.1 -10.0 -5.0 -2.2 -1.5 1977 -0.4 -0.1 -1.5 -2.6 -5.0 -7.4 -12.1 -11.9 -11.2 -6.5 -2.1 -0.9 1978 0.2 0.6 -1.0 -2.2 -2.7 -7.8 -14.9 -12.5 -5.9 -4.0 -3.2 -1.3 1979 0.7 0.4 -0.5 -2.4 -5.5 -8.1 -7.2 -9.1 -6.4 -5.6 -3.6 -0.6 1980 0.4 0.1 -1.8 -7.4 -5.5 -9.8 -15.9 -14.6 -12.1 -6.2 -5.0 -1.2 1981 -0.4 0.4 -2.0 -2.9 -6.3 -6.8 -7.3 -13.2 -7.7 -6.9 -3.0 -0.7 1982 0.8 0.6 -0.6 -2.2 -2.6 -4.8 -10.4 -9.0 -8.2 -5.8 -3.8 -0.4 1983 0.0 -0.2 -0.9 -2.2 -5.7 -7.5 -7.4 -5.6 -6.7 -4.6 -1.7 -0.3 1984 -0.5 0.2 -0.7 -3.9 -9.1 -8.2 -6.8 -6.2 -3.4 -4.8 -2.1 -0.3 1985 0.6 0.2 -2.4 -2.8 -6.5 -7.3 -5.8 -6.5 -3.6 -3.4 -1.7 -0.6 1986 -0.2 -0.7 -0.2 -3.7 -11.4 -10.1 -11.3 -11.1 -9.4 -5.4 -5.2 -1.9 1987 -0.5 -0.6 -1.6 -5.1 -8.4 -11.4 -18.1 -7.7 -9.9 -4.6 -1.7 -0.6 1988 0.0 0.9 -1.8 -3.3 -4.2 -9.8 -9.2 -12.1 -6.7 -4.9 -3.5 -1.7 1989 -0.3 0.7 0.6 -7.4 -3.4 -4.7 -2.9 -4.1 -5.1 -2.4 -2.0 -0.2 1990 0.9 1.3 -0.7 -7.3 -7.8 -7.9 -9.2 -9.3 -6.7 -4.5 -2.8 -1.3 1991 0.3 -0.9 -2.5 -4.6 -10.6 -13.6 -10.0 -11.4 -5.9 -6.3 -2.6 -1.4 1992 1.1 -0.2 -2.9 -2.6 -11.4 -11.4 -11.4 -8.0 -5.2 -5.8 -2.4 0.3 1993 0.3 0.7 -1.6 -3.4 -4.7 -7.1 -5.6 -6.7 -6.3 -4.3 -2.2 -1.3 1994 0.2 0.1 -1.1 -3.1 -7.0 -0.9 -14.6 -7.1 -6.6 -8.3 -2.0 -0.6 1995 0.7 0.6 -1.8 -4.1 -4.7 -9.8 -16.8 -14.7 -9.4 -4.1 -2.7 -0.5 1996 0.3 0.9 -0.5 -3.3 -4.4 -8.1 -6.6 -6.7 -3.9 -3.8 -1.7 -0.4 1997 1.2 1.0 0.1 -3.1 -3.8 -7.3 -9.7 -8.8 -11.4 -5.2 -4.1 -0.9 1998 1.0 1.0 -0.3 -0.4 -3.8 -3.5 -8.0 -9.4 -10.8 -4.5 -1.8 -0.9 1999 0.5 0.6 0.2 -0.5 -2.6 -5.9 -6.1 -8.0 -7.6 -4.0 -1.5 -0.3 2000 0.3 0.6 -0.4 -1.3 -3.4 -4.4 -6.6 -9.4 -9.1 -3.5 -3.3 -0.9 2001 0.0 -1.4 -2.1 -5.5 -3.2 -7.9 -9.8 -5.7 -5.5 -2.8 -1.9 -0.3 2002 0.8 1.1 -1.9 -1.4 -8.7 -12.4 -9.9 -7.5 -5.0 -8.4 -3.0 -0.9 2003 0.2 0.7 -1.6 -2.2 -5.3 -9.5 -8.8 -4.1 -5.0 -4.3 -4.2 -2.6 2004 -0.3 0.2 -1.1 -3.9 -5.0 -4.8 -5.9 -7.2 -7.1 -5.0 -2.2 -0.8 2005 0.1 0.6 -1.6 -2.9 -4.9 -10.9 -9.5 -6.3 -4.9 -3.6 -2.1 -1.7 2006 1.1 1.1 1.2 -2.5 -2.5 -5.8 -6.7 -11.4 -7.0 -3.1 -1.9 -0.4 2007 0.5 0.4 -2.9 -6.3 -7.1 -10.9 -17.1 -9.5 -6.0 -6.3 -4.0 -0.8 2008 0.1 0.4 -1.1 -3.1 -4.0 -5.7 -6.3 -7.9 -2.6 -2.8 -1.5 -0.1 2009 0.9 0.3 -0.1 -3.8 -5.1 -10.1 -12.3 -11.1 -7.4 -4.7 -4.5 -1.1 2010 -0.7 -0.9 -1.5 -4.1 -4.5 -4.3 -7.0 -7.4 -5.3 -2.3 -1.0 -1.3 2011 -0.2 1.0 -0.9 -6.5 -5.0 -9.9 -13.5 -11.4 -9.7 -3.3 -2.2 -0.1 2012 0.3 -0.9 -0.5 -13.3 -5.3 -9.8 -8.5 -7.2 -8.3 -6.4 -3.7 -3.2 2013 -0.5 -0.6 -1.3 -0.9 -6.0 -7.5 -10.0 -11.0 -8.2 -4.4 -3.9 -3.2 2014 -1.1 -1.5 -2.4 -2.6 -4.5 -6.7 -5.7 -8.4 -7.5 -4.4 -3.8 -1.6 2015 -0.5 -0.1 -0.7 -2.5 -5.1 -10.2 -11.1 -9.0 -10.7 -4.2 -3.1 -1.5 2016 -0.9 -0.9 -0.9 -5.0 -4.7 -3.9 -7.2 -9.7 -3.0 -2.7 -2.3 -0.8 2017 0.2 0.5 0.0 -3.4 -4.2 -7.6 -7.0 -7.8 -7.2 -4.7 -3.0 -1.0 2018 0.4 1.1 -0.9 -2.3 -4.6 -6.3 -6.7 -7.0 -5.3 -3.7 -2.2 -0.6 2019 -0.4 -1.1 -1.4 -2.9 -6.6 -5.9 -7.1 -8.6 -7.1 -4.8 -1.6 -1.0 2020 1.2 1.0 -1.1 -2.2 -4.2 -5.5 -6.6 -10.1 -8.0 -5.8 -1.6 -0.6 2021 0.4 0.7 -0.1 -2.8 -3.9 -4.8 -7.0 -7.3 -3.4 -2.4 -1.3 0.2 2022 0.6 0.4 -1.0 -2.4 -4.9 -5.5 -6.3 -4.5 -2.9 -2.7 -0.4 -0.4 2023 1.2 0.5 0.1 -1.7 -1.9 -6.6 -5.8 -6.0 -7.7 -5.1 -2.4 -0.5