1901,20.1,21.7,23.6,24.3,24.3,24.4,24.3,24.1,24,23.7,22.5,20.5
1902,19.3,21.6,23.7,24.2,24.8,25,24.6,24.4,23.9,23.9,22.8,21.6
1903,20.2,21,24.5,25,25,23.9,24.3,23.8,23.5,23.4,21.5,18.1
1904,17.8,20.3,23.1,23.5,24.4,24.4,24.3,24.4,24.3,24.1,22,19.6
1905,20.9,22.3,23.6,24.8,24.6,24.4,24.6,24.8,24.4,24.2,23,23.1
1906,21.3,22.9,23.9,25.4,25.6,25,24.8,24.8,24.7,23.7,21.9,20.8
1907,19.7,21.6,22.8,23.9,24.1,24.2,24.4,24,24.2,23.9,22.8,19.1
1908,19.7,21.2,23,24,24.4,24.3,24.4,24.1,24.2,23.9,21.6,20.4
1909,19.8,21.7,23.3,24,24.1,24.5,24.2,24.4,24.3,24.2,21.9,19.7
1910,20.4,20.8,22.7,23.9,24.5,24.2,24.5,24.4,23.6,23.7,22.4,19.2
1911,19.2,20.9,23.2,24.4,24.7,24.5,24.5,24.8,24.5,24.1,23.8,21.8
1912,20.2,21.7,24.6,24.6,26,25.2,24.2,23.7,23.9,23.5,21.3,20.3
1913,19.1,21.7,23.7,24.8,23.7,24.1,23.7,23.8,24,23.6,21.7,20.3
1914,18.7,21.7,23.6,24.8,25.8,24.3,24.1,23.9,23.8,23.4,22.7,21.2
1915,19.6,22.4,23.8,24.5,24.6,24.7,24.3,24.5,23.7,23.5,21.6,18.4
1916,18.2,21,23.9,24.3,24.4,23.9,24.3,24,23.6,23.2,20.9,19.2
1917,19.4,21,22.3,24.6,24.7,23.8,23.9,23.6,23.4,22.8,21.5,19.3
1918,18.3,19.5,22.5,23.2,23.9,24.3,24.8,24.2,24.3,23.9,23.2,21.5
1919,20.2,21.9,24.4,24.5,24.8,24,24.1,23.9,23.8,23.6,22,20.7
1920,18.1,21.4,23.6,24.2,25,24.4,24.1,24.5,24,23.2,22.8,20.7
1921,18.8,20.7,23.4,23.8,24,24.2,23.5,23.8,23.3,23.3,21.2,20.1
1922,20,21.7,22.4,24.1,24.7,24.2,23.5,23.9,24.4,23.4,21.6,19.7
1923,18.9,20.2,22.7,23.2,23.5,23.7,23.3,23.2,23.5,23.2,22.5,20.8
1924,19.9,21.4,23.4,23.7,24.5,24.1,23.3,23.9,23.9,23.1,22.9,18.6
1925,19.7,20.4,23.2,23,24.5,24,24.1,24.1,24,23.1,22.3,19
1926,19.6,21.6,23.1,24.9,25.4,24.7,24.3,23.7,24,23.3,22.2,20.6
1927,19.4,21.4,23.9,23.3,23.8,23.9,23.9,23.8,23.9,23.2,22.5,20.5
1928,21.3,21,24,23.6,24.5,24,24.2,24.2,23.7,22.7,21.9,21.3
1929,20.5,21.3,22.4,23.5,25.1,24.2,23.8,23.9,23.9,23.5,22,21.5
1930,19.1,21.2,22.4,24.1,24.7,24.5,24,24.1,24.1,23.6,22.7,21.1
1931,20.7,21.5,24.5,25.2,25.2,24.8,24.5,24.2,23.9,22.5,21.8,20.4
1932,18.8,21.2,22.6,24.3,25.2,24.8,24.1,24.7,23.7,23.5,22.6,19.9
1933,19.1,22.3,23.1,24.4,25.2,25,24.2,24.7,24.2,23.6,21.4,20.5
1934,18.5,20.3,22.7,23.6,25.1,24.8,24.1,24.2,24.3,23,22.9,19.8
1935,20.8,22.3,24.4,24.6,24.6,24.7,24.3,24.4,23.9,24.2,23.3,20.8
1936,19.3,21.6,22.5,24.8,25,24.6,24.4,24,23.9,22.9,22.1,21.3
1937,20.3,21.8,25,24.1,24.2,24.1,23.9,23.9,23.5,23.1,22.6,20.1
1938,20.3,21.3,22,23.4,23.7,24,23.2,23.3,23.7,23.7,22.9,20.9
1939,20.1,20.8,23,23.8,24.7,24.4,25,24.5,24,23.8,23.6,18.6
1940,16.7,21,23.6,24,24.5,24.5,24.1,23.9,24.3,23.8,23.2,21.5
1941,22.2,22.7,23.7,24.8,25.1,24.6,24.7,24.7,24.5,24.4,23.3,21.4
1942,19.2,21.8,23.4,23.5,24.2,24.4,24.1,23.7,23.6,23.7,22.4,20.6
1943,18.2,20.3,22.9,23,24.4,23.8,24.1,23.8,24.1,23.8,22.4,19.7
1944,19.9,21.5,23.1,24,24.3,24,24.1,24.1,24.4,24,22.8,19.7
1945,19.7,21.7,23,23.5,23.9,23.8,24.5,23.9,23.7,23.3,23,20.6
1946,18.5,21.2,23.9,23.6,24.1,24.3,23.8,23.9,23.9,22.9,22.7,20.9
1947,21.6,21.2,23.9,22.9,24,23.7,24.3,24.1,23.8,23.4,21.6,19.9
1948,19.2,21.7,23.6,23.7,24.2,24.3,24,24,24.1,23.9,19.6,21
1949,18.9,20.6,23,23.8,24.4,24.2,24.4,23.7,24,23.6,22,20.6
1950,20.3,21.4,23.7,23.4,24.4,24,23.8,24.4,23.9,24.3,23.1,19.2
1951,19.8,21.3,23.3,24.6,24.6,24.3,23.8,24.4,24.5,24.2,23.5,20.9
1952,19.9,22.1,23.2,23.7,25,24.3,24.1,24.1,23.8,23.7,22.3,19.3
1953,20,21.8,23.6,24.2,24.5,24.1,23.8,24,23.9,24,22.4,20.2
1954,21.7,20.6,22.9,24.1,24.2,24.5,24.2,24.5,23.8,23.3,20.9,19.5
1955,18.1,21.4,23.4,23.1,24.3,23.8,23.9,23.8,23.6,23.3,21.7,18.6
1956,17.6,21.9,23.4,23.8,24.3,23.5,23.9,23.7,23.9,22.7,21.1,19.4
1957,18.5,20.4,22.8,23.4,24.4,24.1,23.9,23.8,24,23.8,22.3,20.8
1958,20.4,21.1,24.2,25,25.4,24.9,24.2,23.6,23.8,23.1,20.8,19
1959,18.6,22.5,21.8,24.3,24.5,24.8,24.1,24.2,23.9,23.3,22.5,21.8
1960,20,20.2,23.7,24.4,24.5,24.4,24.1,24.3,24,23.9,23.3,20
1961,18.4,21.3,23.7,23.7,24.4,24.4,24.2,24.4,23.9,23.6,21.9,21
1962,18.3,19.8,23.5,23.7,24.2,23.9,24.5,24,24.3,23.6,21.9,19.7
1963,15.8,19.7,22.6,23.8,24.7,24.3,23.9,24.2,24.5,23.8,23.5,20
1964,21.3,20.8,22.8,24.3,24.1,23.9,24.3,24.2,24.1,24.2,21.8,19.5
1965,17.9,22.2,22.5,23.7,24.5,24.4,23.9,23.9,23.3,23.9,23.1,22.1
1966,21.3,22.7,24.3,24.3,24.4,24.6,24.4,23.9,23.7,24.1,22.4,22.2
1967,19.5,20.7,23.3,23.7,24.7,25.1,24.1,24.5,23.9,22.9,22.5,19
1968,19.9,21.8,23.7,23.7,24.4,24.2,24.7,24.3,24.2,23.3,22.7,21.5
1969,22.6,22.1,24.7,24.6,24.9,24.5,24.1,24.1,24.5,23.9,21.1,18.4
1970,19.8,20.8,24.3,23.7,24.6,24.9,24,23.5,23.8,22.8,22,21.8
1971,17.7,19.2,21.9,23.6,24.9,23.8,24.4,23.9,24.5,23.4,20.8,21.1
1972,17.8,22,22.3,22.6,24.7,24.3,24.8,23.7,24,24.7,23.4,21.5
1973,20,21.9,24.7,25.3,25.1,25.2,24.7,24.4,24.2,23.7,21.9,19.9
1974,19.2,20.5,21.9,23.6,24.2,24.2,24.3,24.3,23.9,23.6,22.5,21
1975,20.9,22.1,23.6,24.2,24.4,24.4,24,24,24.1,23.9,22.1,19.2
1976,18.3,22,22.9,24,24.6,24,24.1,23.8,24,23.9,21.3,20.9
1977,20.6,20,23.2,23.9,24.2,25,24.1,23.9,23.9,23.4,22.7,21.2
1978,22.1,22.3,24.7,23.6,24.1,24.4,24,24,24,23.1,22.6,21.2
1979,21.9,22.6,25.1,23.8,24.2,24.7,24.8,24.1,24,22.9,22.9,21.2
1980,20.4,22.2,24.5,24.9,24.9,24.5,24.7,24.1,23.7,24,23.2,20.9
1981,19.1,21.8,23.1,23,24.3,23.3,23.8,24.7,24.4,23.7,22.9,19.6
1982,18.4,22.1,23.7,22.8,24.4,23.4,24,23.5,23.4,23.8,24.1,19.6
1983,20,22.7,24.1,25.6,25.6,24.3,24.9,24.5,24.6,24.2,21.6,20.3
1984,19.4,21.8,23,24.8,24.3,23.7,23.8,23.7,23,23,22.4,20.8
1985,20,22.8,23.1,23.4,23.5,23.8,23,23.7,23.4,23.3,23.4,20.4
1986,18.8,21.5,22.8,23.5,24.2,24.3,23.7,24.1,23.6,23.6,22.7,20.5
1987,20,21.4,23.2,23.8,24.2,24.5,24.3,24.5,23.8,24.6,24,18.8
1988,21.1,22.5,23.9,23.7,24.2,23.8,24.3,23.7,24,23.3,21.9,19.9
1989,22.4,21.3,23.1,24.6,24.6,24,24.6,24.4,24.3,23.8,22.3,20.1
1990,21.5,22.4,23.1,24.2,24.1,24.8,24.2,24.6,24,23.7,23.1,21.2
1991,22,22.3,25.3,25.2,25,24.9,24.8,24.5,24.8,23.8,22.2,21.6
1992,20.1,22.3,24.8,25.4,25.5,25.3,24.2,24.4,24.3,23.1,21.9,21.9
1993,20.7,21.3,24,24.3,24.9,25,24.4,24,24.5,24,22.9,21.1
1994,21.3,23.7,23.5,25,25.6,24.7,24.9,24.5,24.4,23.3,22.5,22.8
1995,20.7,21.3,23.8,25.6,25.2,25,24.2,24.5,24.5,23.8,22.8,20.9
1996,20.8,20.3,22.7,24.1,24.1,24,24.3,24.1,24.4,23.8,23.4,20.4
1997,19.7,21.7,22.8,23.2,24.5,24.8,24.7,24.3,24.1,24.5,23.7,22.5
1998,22.7,23.7,24.8,25.1,25.3,24.7,24.5,24,24.5,24.1,23.8,21.9
1999,21.4,21.7,23.6,24.3,24.2,23.4,24.6,24.4,24.4,24.3,22.9,19.8
2000,21.8,21,23.8,24.3,24.7,23.8,24.6,25,24.5,24.1,22.3,22.7
2001,23.1,22.8,23.4,25.4,24.9,24,24.7,24.9,24.7,24.3,21.4,21.7
2002,20.8,22.4,24.1,23.7,23.9,24.4,24.7,24.1,23.9,24,24,23.9
2003,20.4,21.9,23.6,24.2,24.9,24.1,24.3,24.4,24.2,24.1,23.1,20.6
2004,21.2,21.7,24.1,24.2,25.7,24.1,24.8,25,24.4,24.1,23.8,20.5
2005,21,24.1,23.5,25,24.7,25.1,24.4,24.4,25.3,22.9,24,21.7
2006,21.6,22.6,23.4,24.2,24.2,24.3,25.1,24.3,24.5,24.1,23.8,21.7
2007,21.8,22.4,24.7,23.9,24.2,22.7,24.6,23.8,24.5,24,21.9,22.7
2008,21.4,20.6,23.1,24.4,24,24.2,24.7,24.1,24.6,24.8,23,21
2009,19.5,22.8,23.4,24.4,24.6,24.6,24.3,24.8,24.2,24.2,22.9,22.1
