Year,Value,Global,DewPt,Jan-Dec,(%) 1950,66.937 1951,66.988 1952,66.879 1953,67.15 1954,66.704 1955,66.723 1956,66.863 1957,67.026 1958,66.808 1959,67.055 1960,66.954 1961,66.876 1962,66.792 1963,66.789 1964,66.714 1965,66.544 1966,66.616 1967,67.136 1968,66.969 1969,66.988 1970,66.967 1971,67.11 1972,67.203 1973,67.317 1974,67.302 1975,67.196 1976,67.153 1977,67.337 1978,67.458 1979,67.418 1980,67.4 1981,67.47 1982,67.372 1983,67.334 1984,67.346 1985,67.349 1986,67.395 1987,67.151 1988,67.305 1989,67.258 1990,67.37 1991,67.282 1992,67.081 1993,67.079 1994,66.992 1995,66.964 1996,67.023 1997,66.989 1998,67.0 1999,66.762 2000,66.925 2001,66.878 2002,66.861 2003,66.705 2004,66.67 2005,66.612 2006,66.567 2007,66.448 2008,66.286 2009,66.37 2010,66.504 2011,66.561 2012,66.276 2013,66.465 2014,66.342 2015,66.284 2016,66.634 2017,66.635 2018,66.596 2019,66.635 2020,66.528 2021,66.222 2022,66.287 2023,66.322 2024,66.535