Year,Value,United Kingdom (Country),Precip,Mar,(cm) 1940,9.434 1941,7.333 1942,5.661 1943,4.078 1944,2.254 1945,4.93 1946,4.385 1947,10.282 1948,5.112 1949,5.041 1950,5.934 1951,9.486 1952,8.291 1953,2.705 1954,7.41 1955,4.676 1956,4.48 1957,7.338 1958,5.098 1959,6.42 1960,4.658 1961,4.413 1962,4.638 1963,9.634 1964,6.927 1965,7.169 1966,6.416 1967,8.869 1968,7.914 1969,5.291 1970,7.007 1971,8.014 1972,6.771 1973,4.058 1974,5.563 1975,6.917 1976,7.405 1977,9.371 1978,10.162 1979,12.839 1980,9.493 1981,13.073 1982,10.867 1983,8.913 1984,7.353 1985,7.534 1986,9.978 1987,10.542 1988,11.328 1989,10.813 1990,8.249 1991,7.967 1992,10.881 1993,5.431 1994,12.463 1995,8.361 1996,5.275 1997,6.184 1998,9.426 1999,8.561 2000,5.853 2001,8.187 2002,6.683 2003,4.547 2004,6.635 2005,6.545 2006,10.109 2007,7.863 2008,10.565 2009,6.976 2010,7.158 2011,4.31 2012,3.336 2013,6.549 2014,7.511 2015,8.563 2016,8.299 2017,8.548 2018,10.33 2019,11.186 2020,7.133 2021,7.269 2022,5.266 2023,12.186 2024,9.669 2025,3.597