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"dec", "x": 1888, "z": -14.1 }, { "name": "dec", "x": 1889, "z": -8.5 }, { "name": "dec", "x": 1890, "z": -13.8 }, { "name": "dec", "x": 1891, "z": -4.3 }, { "name": "dec", "x": 1892, "z": -13 }, { "name": "dec", "x": 1893, "z": -6.4 }, { "name": "dec", "x": 1894, "z": -7.1 }, { "name": "dec", "x": 1895, "z": -11.9 }, { "name": "dec", "x": 1896, "z": -10.9 }, { "name": "dec", "x": 1897, "z": -10.7 }, { "name": "dec", "x": 1898, "z": -4.1 }, { "name": "dec", "x": 1899, "z": -11.6 }, { "name": "dec", "x": 1900, "z": -6.6 }, { "name": "dec", "x": 1901, "z": -9.3 }, { "name": "dec", "x": 1902, "z": -12.4 }, { "name": "dec", "x": 1903, "z": -7.9 }, { "name": "dec", "x": 1904, "z": -8.2 }, { "name": "dec", "x": 1905, "z": -5.5 }, { "name": "dec", "x": 1906, "z": -7.7 }, { "name": "dec", "x": 1907, "z": -14.5 }, { "name": "dec", "x": 1908, "z": -9.6 }, { "name": "dec", "x": 1909, "z": -4 }, { "name": "dec", "x": 1910, "z": -3 }, { "name": "dec", "x": 1911, "z": -6.7 }, { "name": "dec", "x": 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-2.5 }, { "name": "dec", "x": 1937, "z": -8.4 }, { "name": "dec", "x": 1938, "z": -10.5 }, { "name": "dec", "x": 1939, "z": -7.4 }, { "name": "dec", "x": 1940, "z": -7.6 }, { "name": "dec", "x": 1941, "z": -12.9 }, { "name": "dec", "x": 1942, "z": -7.7 }, { "name": "dec", "x": 1943, "z": -3.7 }, { "name": "dec", "x": 1944, "z": -8.8 }, { "name": "dec", "x": 1945, "z": -9.8 }, { "name": "dec", "x": 1946, "z": -7.8 }, { "name": "dec", "x": 1947, "z": -3.8 }, { "name": "dec", "x": 1948, "z": -4.7 }, { "name": "dec", "x": 1949, "z": -4.4 }, { "name": "dec", "x": 1950, "z": -5.6 }, { "name": "dec", "x": 1951, "z": -1.3 }, { "name": "dec", "x": 1952, "z": -5.8 }, { "name": "dec", "x": 1953, "z": -5.7 }, { "name": "dec", "x": 1954, "z": -5 }, { "name": "dec", "x": 1955, "z": -14.2 }, { "name": "dec", "x": 1956, "z": -4.1 }, { "name": "dec", "x": 1957, "z": -4.6 }, { "name": "dec", "x": 1958, "z": -7.5 }, { "name": "dec", "x": 1959, "z": -10.9 }, { "name": "dec", "x": 1960, "z": 0.1 }, { "name": "dec", "x": 1961, "z": -8.1 }, { "name": "dec", "x": 1962, "z": -7.4 }, { "name": "dec", "x": 1963, "z": -8.8 }, { "name": "dec", "x": 1964, "z": -2.9 }, { "name": "dec", "x": 1965, "z": -1.5 }, { "name": "dec", "x": 1966, "z": -10.5 }, { "name": "dec", "x": 1967, "z": -9.6 }, { "name": "dec", "x": 1968, "z": -5.3 }, { "name": "dec", "x": 1969, "z": -9.2 }, { "name": "dec", "x": 1970, "z": -5.9 }, { "name": "dec", "x": 1971, "z": -5.7 }, { "name": "dec", "x": 1972, "z": -0.9 }, { "name": "dec", "x": 1973, "z": -5.9 }, { "name": "dec", "x": 1974, "z": -2.3 }, { "name": "dec", "x": 1975, "z": -4 }, { "name": "dec", "x": 1976, "z": -3.7 }, { "name": "dec", "x": 1977, "z": -8.2 }, { "name": "dec", "x": 1978, "z": -14.5 }, { "name": "dec", "x": 1979, "z": -5.7 }, { "name": "dec", "x": 1980, "z": -4.2 }, { "name": "dec", "x": 1981, "z": -3.5 }, { "name": "dec", "x": 1982, "z": -1.1 }, { "name": "dec", "x": 1983, "z": -3.2 }, { "name": "dec", "x": 1984, "z": -9.6 }, { "name": "dec", "x": 1985, "z": -6.5 }, { "name": "dec", "x": 1986, "z": -7.5 }, { "name": "dec", "x": 1987, "z": -7 }, { "name": "dec", "x": 1988, "z": -6.9 }, { "name": "dec", "x": 1989, "z": -5.3 }, { "name": "dec", "x": 1990, "z": -3.4 }, { "name": "dec", "x": 1991, "z": -4 }, { "name": "dec", "x": 1992, "z": -4.4 }, { "name": "dec", "x": 1993, "z": -3.6 }, { "name": "dec", "x": 1994, "z": -7.9 }, { "name": "dec", "x": 1995, "z": -9.5 }, { "name": "dec", "x": 1996, "z": -7 }, { "name": "dec", "x": 1997, "z": -7.5 }, { "name": "dec", "x": 1998, "z": -5.9 }, { "name": "dec", "x": 1999, "z": -1.7 }, { "name": "dec", "x": 2000, "z": -2.6 }, { "name": "dec", "x": 2001, "z": -10.6 }, { "name": "dec", "x": 2002, "z": -12.6 }, { "name": "dec", "x": 2003, "z": -2.1 }, { "name": "dec", "x": 2004, "z": -2.9 }, { "name": "dec", "x": 2005, "z": -4.1 }, { "name": "dec", "x": 2006, "z": 1.2 }, { "name": "dec", "x": 2007, "z": -2 }, { "name": "dec", "x": 2008, "z": -1.7 }, { "name": "dec", "x": 2009, "z": -6.5 }, { "name": "dec", "x": 2010, "z": -7.6 }, { "name": "dec", "x": 2011, "z": -0.1 }, { "name": "dec", "x": 2012, "z": -8.6 }, { "name": "dec", "x": 2013, "z": -1.7 }, { "name": "dec", "x": 2014, "z": -3.9 }, { "name": "dec", "x": 2015, "z": 0.2 } ]