1901,19.4,19.9,22.7,25.3,25.5,24.4,24,23.8,24.2,23.1,21.8,19.6
1902,19.4,20.2,23.5,25.2,25.9,25.2,24.5,24.5,23.3,23.4,21.6,19.9
1903,19.2,20,22.6,24.8,25.1,24.6,24,23.7,23.3,22.8,20.4,18.8
1904,18.9,20.1,22.7,25,25.1,23.9,23.8,23.8,23.7,23.4,20.9,19.2
1905,18.7,19.5,22.1,23.8,25.4,25.4,24.4,24.2,23.7,23.4,21.7,19.3
1906,19.3,20.2,22.2,25.3,26.2,24.6,23.9,23.8,23,23.1,21.9,19.8
1907,19.4,20.4,22.9,24.5,25.2,24.4,24,23.2,23.8,23.4,21.7,19.6
1908,19.3,20,22.1,25.5,25.2,25,23.5,23.4,23.7,23.3,20.8,19
1909,18.6,20.1,23.1,24.7,25.4,24.7,23.5,23.9,22.9,23,21.5,19.8
1910,19.2,20.5,23.2,25.3,25.7,24.4,24.4,23.4,22.7,22.6,20.2,18.6
1911,19.3,19.4,22.7,24.7,25.4,24.5,24.1,23.5,24,23.2,21.7,20.4
1912,19.3,21.2,23.2,25.7,26.2,24.9,24.1,23.8,23.7,23.1,21,19.2
1913,18.7,20.4,22.7,25.2,25.9,24.5,23.7,23.9,23.9,23,21.1,19.7
1914,19.1,20.5,22.8,24.7,26.1,25.4,24.1,23.7,23.9,23.6,21.9,20
1915,19.5,20.4,22.9,25.4,26,25.1,24.6,24.4,23.8,23.3,21.8,19.1
1916,19,19.9,23.4,25.5,25.5,24,24.3,23.7,23.3,22.8,21.2,19.1
1917,18.9,19.9,22.4,24.9,24.8,23.8,24.5,23.7,23.1,22.1,20.8,19
1918,18.8,19.7,22.6,24.5,24.5,24.2,24.9,24.2,23.8,23.8,22.3,19.4
1919,19.7,20.5,22.7,25.4,25.5,24.6,24.2,23.8,23.8,23.4,21.7,19.6
1920,19.6,20.5,23.4,25.1,25.8,24.9,24.1,24,23.8,23.6,21.7,19.3
1921,19.6,20.2,23.4,25.1,26.1,24.7,24.1,23.7,23,23.2,20.8,19.4
1922,19.3,20.3,23.2,25.4,25.6,24.4,23.7,23.6,23.3,23.1,21.5,19
1923,19.2,20,23,25,25.5,25.4,23.4,23.7,23.3,23.4,21.5,20.3
1924,19.4,20.7,23.7,26.1,26.4,25,24.1,24.1,23.5,23.1,21.1,19.6
1925,19,19.6,23.4,25.9,25.1,24.3,24.2,24,24,23.8,22.1,20.2
1926,19.8,20.9,23.5,24.8,26.1,25.4,24.8,24.1,23.7,23.2,21.4,19.8
1927,19.4,20.7,23.5,25.5,25.9,24.6,23.8,23.9,23.9,23.2,20.7,20
1928,19.9,20.2,23,25.6,26.3,24.8,24.1,23.6,23.6,23.1,21.8,19.8
1929,19.4,20.3,23.4,25.3,25.9,24.3,24.4,24.4,24.1,23.1,21.9,19.7
1930,19.2,20.2,22.9,25.2,25.4,24.8,24.2,24,23.8,23.5,21.4,20.1
1931,19.8,21.5,23,26.2,26.2,25.9,23.9,23.8,23.4,23.1,21.7,19.7
1932,18.9,19.8,23.1,24.8,25.5,24.6,23.7,24.3,23.9,24,21.9,19.8
1933,19.4,20.9,22.9,24.7,24.3,23.7,23.9,23.4,23.2,23.1,22.1,19.8
1934,18.9,20.5,22.6,25.2,25.3,24.3,23.7,23.6,23.3,23.8,19.5,19.3
1935,18.7,20.6,22.4,24,26,24.8,23.7,23.7,22.9,24.1,21.1,20.4
1936,19.4,20.1,23.2,24.9,26.2,23.7,23.8,23.9,24.1,23.8,22.7,20.2
1937,19.2,21.1,23.1,24.7,25.7,24.4,23.3,24,23.9,23.4,21.6,20
1938,20.6,20.1,24,25.3,25.4,23.3,23.5,23.8,23.3,22.4,21.1,19.8
1939,19.8,21.4,22.6,24.9,25.6,24.6,23.6,23.9,23.7,24,21.2,19.4
1940,18.6,20.9,21.4,24.9,25.9,24.6,23.9,23.5,24.1,23.7,22.5,20.1
1941,19.4,21.8,24.3,25.3,25.8,24.3,24.4,24.7,24.4,23.7,22.5,21.7
1942,19.8,21.3,24.3,23.4,25.5,23.8,23.4,23.7,23.4,23.3,20.6,20.1
1943,20.1,20.9,23.6,23.8,24.7,23.3,23.6,23.4,23.3,22.3,21.3,19.2
1944,19.6,20.2,22.5,24,25.6,24.7,23.8,24,24,22.9,21.4,21
1945,19,20.6,23.6,24.1,25.2,24.3,23.9,24.2,23.6,22.6,21,19.4
1946,18.9,20.9,23.6,24.3,24.9,23.6,23.8,23.6,23.5,23.3,21,21.6
1947,20,21.3,23.8,24.3,25.1,25,24.4,24.5,23.3,22.5,20.6,20.5
1948,20.7,21,23.6,24.5,25.4,24.7,24.3,24.3,23.8,22.7,21.7,19.8
1949,20.2,20.7,24,24.5,24.8,23.9,24.3,24.2,23.5,22.8,20.5,20
1950,19.6,20.4,22.9,24.3,25.3,24.5,23.6,24.3,23.8,23,20.5,20.3
1951,19.7,20.9,23.3,24.4,25,23.7,24.4,24.2,24.2,23.3,22.3,19.8
1952,19.9,21.7,22.6,25.6,26,24.7,24.3,23.8,24,24.1,21.6,21.6
1953,19.8,21.9,24,25.4,25.6,24.7,24.1,24.2,24.2,23,20.9,20.1
1954,19.6,21.9,23.6,24.5,25.2,24.2,23.8,23.8,23,22.1,20.4,20.6
1955,20.8,21.7,23.7,24.2,25.3,24.3,24.3,24.3,24.1,23.5,20.2,19.8
1956,20.1,20.4,24,25.1,24.9,23.8,23.4,23.9,23.8,22.9,21.9,19.8
1957,20.2,20.2,23,24.7,25.2,25.4,24.3,24.3,23.9,24.7,22.9,21.8
1958,20.4,21.5,23.6,25.9,26.5,25.8,24.6,24.5,24.2,23.5,22.3,21
1959,21.2,21.8,23.7,25.1,26.2,24.8,23.7,24.1,23.7,23.5,21.9,21
1960,20.4,21.2,23.5,24.5,25.1,24.6,24.5,23.4,23.8,23.3,21.7,21.1
1961,20,19.5,22.7,24.5,24.4,23.4,23.5,24.1,23.3,22.5,21.7,19.7
1962,17.9,20.6,22,24.9,24.6,24.7,24,23.4,23.3,23.3,20.7,19.1
1963,19.8,20.5,23.1,24.6,25.5,23.8,24.1,23.3,23.5,23,22.3,20.3
1964,17.8,19.8,22.4,25,25.7,24.2,23.3,23.1,22.8,21.8,20.4,17.8
1965,18.8,19.8,22,24.3,25.1,24.2,23.9,23.8,23.6,23.5,22.2,20.5
1966,19.1,20.6,22.4,24.3,24.4,25,24.4,24.3,23.6,23.5,21.6,19.7
1967,18.9,19.9,23.3,25.2,25.7,25.2,24.1,24.4,23.5,23.1,21.2,21.4
1968,19,19.9,23,24,24.7,24.6,23.9,24.3,23.7,22.2,21.9,19.9
1969,19.2,20.5,23.5,25.5,26.7,24.6,24.1,24.1,23.2,23.5,22.2,21
1970,19.3,20.7,22.2,25.4,25.2,24.4,24.5,23.8,23.4,23.3,21.6,17.6
1971,18.7,19.9,23.1,25.5,25.3,24.3,24.2,23.6,23.5,22.3,21.1,19.6
1972,18.3,19.7,22.7,24.6,25.3,25.7,24.4,24,23.9,24.8,22.1,21.1
1973,18.4,21,22.9,26.4,26.3,25.1,24.3,23,23.8,23.2,21.4,19.9
1974,18.5,20.4,23.5,26,24.8,24,23.9,23.7,23.5,22.8,19.5,18.7
1975,18.6,20.1,22.1,25,25.6,24.5,23.4,23.8,23.1,23.2,20.4,17.7
1976,18.4,20,23,24.2,24.8,24.4,23.8,23.8,24,24.1,23.1,20.4
1977,18.6,21.1,24.4,26.1,26.3,25.1,24,24.4,23.7,24.3,23.6,19.5
1978,19.4,20.3,22.5,25.4,25.9,24.1,23.2,24.4,23.5,24.2,23.1,22.1
1979,21.2,20.4,23.2,25.4,25.7,26,25.2,24.5,24.5,24.9,23.9,21.2
1980,20.1,21.8,23.9,26.5,26.8,24.4,25,23.9,24.2,24.6,23.1,19.4
1981,19.7,21.1,23.6,25.5,26.7,24.4,24.6,24,24.6,24.3,21.7,20.7
1982,20.2,21.4,22.4,24.8,26.1,25.3,24.5,24.2,23.8,24.5,23.2,21
1983,19.6,20,22.4,23.6,26.2,26.4,24.6,24.2,23.8,23.8,20.2,20.7
1984,20.2,22.5,25.1,26.5,26.7,24.7,23.9,24,23.7,23.6,21.8,19.6
1985,20.4,20.6,24.1,25.3,25.9,23.9,24,23.7,24.1,22.5,21,20.6
1986,20.3,20.8,23.7,25.3,26.5,25.2,24.7,23.5,24.6,23.9,21.9,20
1987,20.4,21.1,23.1,25.4,26.2,24.7,24.8,24.1,24.5,24,22.9,21.4
1988,20.3,21.4,23.1,25.8,26.8,25.1,23.7,23.9,23.7,23.1,21.7,20
1989,19.9,20.4,23.7,25.3,26.1,24.7,24.1,23.6,23.8,23.4,22.9,20.4
1990,19.8,21.2,23.2,24.5,25.2,24.8,24.4,23.8,23.9,24.2,22.1,21.1
1991,19.3,20.8,22.7,25.9,26.3,25.8,23.8,23.9,24.3,23.1,22.6,19.4
1992,18.9,19.8,22.6,24.4,26.1,25.3,24.3,23.8,23.9,23.4,22.8,19.4
1993,19,20.2,22.9,24.5,25.8,25.7,24,24.2,23.4,23.7,23.3,20.3
1994,20.1,20.6,23.5,25.4,25.9,24.7,24,24.2,23.4,23.4,22.2,18.9
1995,18.7,20.9,22.7,24.9,26,25.5,23.7,24.4,24.2,23.4,21,19.7
1996,19.7,21.2,24,24.9,25.5,25.4,24.4,24.1,24.3,22.6,21.6,19.6
1997,19,19.1,23,24.8,26,25.3,24.8,24,24.8,24.6,23.6,21.5
1998,20.4,20.8,22.7,26.1,27.1,25.5,25,24.9,24,23.5,21.7,20.1
1999,18.8,22,23.2,25.4,24.6,23.8,23.9,24.4,23.8,23.9,21.8,19.3
2000,20.1,20.5,21.8,25.6,24.6,24.6,23.8,24,24.2,23.9,21.8,19.7
2001,20,20.5,22.4,25.3,25.5,25.2,24.1,24.1,24.5,23.5,22.8,20.7
2002,19.2,21.9,23.9,25.9,26.7,24.9,25.5,24,24.1,24.1,22.7,20.3
2003,20.3,21.4,23.8,25.6,26.2,25.5,24.5,25,24.2,24.3,23.2,20.1
2004,19.6,21.2,24.6,25.5,25.4,25,24.5,24.3,23.9,23.1,22.5,20
2005,19.2,20.5,22.4,25.2,26,25.4,24.3,24.5,23.7,23.5,21.8,20.1
2006,20.3,21.8,23,24.7,25.3,24.8,25.4,24.2,24.1,23.9,23.1,20.4
2007,20.3,21,23.6,26.1,26.2,25.2,24.7,24.1,23.3,23.6,21.6,20.5
2008,19.5,19.8,23.3,25.1,26,24.9,24.8,23.9,23.7,24.6,22.8,21.3
2009,20.6,21.5,24.3,26.2,26.3,24.9,24.4,25,24.1,23.4,22.2,20.9
