Year EW NS SE-NW 1948 16.02 -0.65 12.14 1949 18.58 0.11 11.12 1950 -9.00 0.75 -8.57 1951 14.67 0.26 11.16 1952 -5.54 0.70 -4.00 1953 -6.27 4.57 -10.68 1954 0.27 -0.33 2.21 1955 -11.61 0.64 -14.82 1956 -22.82 5.91 -27.72 1957 8.10 -12.75 26.62 1958 3.11 -11.34 17.47 1959 -17.03 1.53 -14.30 1960 -2.58 -6.21 9.55 1961 0.94 7.12 -6.08 1962 8.48 -7.64 18.98 1963 -4.82 -6.47 4.21 1964 -6.23 -1.26 -2.32 1965 10.31 -11.82 26.99 1966 4.62 -3.72 4.89 1967 -7.22 2.77 -6.91 1968 -3.63 -9.00 12.09 1969 7.26 -15.21 28.20 1970 -14.30 0.23 -12.84 1971 -22.51 9.59 -32.79 1972 23.48 -12.94 40.66 1973 -25.58 1.40 -21.32 1974 0.15 -8.89 15.97 1975 5.00 0.45 5.19 1976 -18.87 -4.85 -9.04 1977 -10.80 -8.81 5.74 1978 -20.28 5.69 -24.04 1979 6.55 -10.74 20.79 1980 -9.39 -7.25 2.19 1981 8.91 0.18 10.07 1982 2.79 -9.99 19.20 1983 3.22 -15.89 26.18 1984 -14.51 4.30 -22.62 1985 -3.99 0.44 -3.61 1986 2.97 -5.87 12.32 1987 15.77 -17.45 38.37 1988 -1.48 -4.61 5.33 1989 10.70 -2.29 14.20 1990 -4.68 -2.43 -4.73 1991 6.92 -7.48 13.32 1992 -2.27 -12.63 17.24 1993 -2.40 -12.12 16.68 1994 -30.36 1.97 -30.15 1995 -7.88 -5.60 0.88 1996 -14.04 -2.20 -9.49 1997 -10.15 -14.27 9.36 1998 1.61 -8.86 12.73 1999 -9.86 -3.73 -0.21 2000 -6.19 -1.82 -5.45 2001 -37.76 0.22 -32.12 2002 -17.14 -9.15 -0.12 2003 -14.74 -2.70 -7.19 2004 -15.07 -7.71 -2.30 2005 0.35 -8.14 10.65 2006 4.29 3.85 -3.50 2007 -16.93 -1.21 -10.37 2008 -18.37 5.37 -24.78 2009 29.12 -9.68 39.02 2010 6.67 -2.31 9.85 2011 -17.26 0.87 -12.81 2012 7.45 -0.51 6.44 2013 -10.05 13.65 -28.15 2014 7.88 -5.67 16.59 2015 -6.42 -8.32 7.56 2016 -3.42 1.70 -3.49 2017 -10.23 -1.77 -4.87 2018 -15.98 6.77 -26.34 2019 -1.99 -14.11 14.80 2020 -9.13 -6.81 0.47 2021 -1.38 -4.55 4.64 2022 2.63 9.29 -11.38 2023 -5.18 -7.76 6.92 2024 -7.03 -7.21 3.57