1901,19.8,20.7,22.3,23.8,25.2,25.4,24.2,24.7,24.7,23.8,21.1,20.5
1902,19.1,20.4,23.1,23.9,25.5,25.2,24.7,23.8,25.7,24.1,22.3,20.9
1903,20.3,21.8,22.7,23.6,24.8,26,24.8,24.9,25.5,23.5,21,19.7
1904,19.9,20.8,22.3,24.1,25.3,25.3,24.2,24.5,24.7,23.5,21.4,20.8
1905,19.5,20.8,22.4,24,25.7,25.6,24.3,24.8,24.8,23.9,21.7,20.9
1906,19,19.7,21.8,23.4,25.2,25,24.6,24.6,25.2,23.7,21.8,20.4
1907,20.3,20.4,22.3,24,25.2,25.2,23.8,24,24.4,23.6,21.9,20.5
1908,19.2,20,22.4,24.8,25.8,25.4,24.3,24.5,24.6,23,20.9,20.7
1909,19.6,20.5,22.9,24.3,26.1,25.1,24.7,24.8,24.5,23.4,20.9,20.6
1910,18.7,19.8,20.5,22.7,24.7,24.8,24.1,24.6,24.5,23.3,20.6,19.2
1911,19.7,20.6,22.4,24.4,23.7,24.3,24.2,24.5,24.7,24.1,22.2,21
1912,20,19.1,22.8,25.2,25.4,25,24.2,24.6,24.5,23.8,20.7,21.1
1913,20.6,21.8,22.5,22.2,23.8,24,24,24.5,24.2,23.2,20.9,20.4
1914,19.3,20.6,20.6,23.5,24.3,24.4,24.6,25,24.4,23.3,21.1,21.2
1915,19.6,19.9,20.3,22.3,25.8,25.8,24.9,25,24.8,23.6,21.6,20.9
1916,21,19.7,21.4,23.1,24.8,24.7,24.9,24.3,24.3,23.1,20.8,20.9
1917,20.1,20.3,22.4,23.6,25.3,24.9,24.4,24.5,24.5,23.4,21.1,19.7
1918,19.4,21.2,22.5,24.1,25,24.8,24.7,24.7,24.8,24.4,21.7,20.7
1919,19.1,20.8,22.5,23.3,24.7,24.6,24.2,24.6,24.6,23.9,22.5,20.9
1920,20.3,20.2,22.3,25.1,25.4,24.5,24.1,24.4,24.6,23.4,21.1,20.5
1921,19.5,20.4,22.5,23.8,23.6,24.7,24.2,24.5,24.6,23.3,21.7,20.9
1922,20.3,21,22.8,24.8,25.2,25.1,24.4,25,24.9,23.6,21.7,21
1923,20,20.7,22.6,24.3,25.5,25.2,24.5,24.8,24.6,23.3,20.9,21.1
1924,20,19.1,22.1,24.2,25.6,25.7,24.7,24.8,24.7,23.3,20.7,21.2
1925,20.6,20.5,21.8,23,24.2,24.6,24.3,24.8,24.6,24.4,21.8,20.8
1926,19.7,20.3,22.5,23.9,24.4,25.2,25,24.8,25.2,24.1,20.9,21.4
1927,19.4,21.7,22.4,24.3,26,25.9,24.3,25.2,25.1,23.7,21.5,20.9
1928,19.2,21.2,22.5,23.6,24.5,26.2,24.8,25.2,25.4,24.2,21.5,20.6
1929,20.6,22,23.3,25.2,25.3,24.8,24,24.6,24.6,23.8,22.3,20.2
1930,20.3,20.6,22.1,23.1,25,24.7,24,24.9,24.8,23.9,21.1,19.9
1931,19.9,20.7,21.9,23.7,25,25.2,24.1,25.1,25.2,24.1,21,21.8
1932,21,21.6,22.3,23.8,25.4,25,24.2,24.7,25.3,23.8,20.4,21.2
1933,20.7,21.7,22.3,25,25.4,25,24.2,24.3,24.3,23.5,20.4,20.4
1934,20.4,20.4,21.3,24.3,24.8,24.8,24.1,25,24.9,23.7,21.6,21.1
1935,19.3,19.7,22.3,24.6,25.5,25.3,24.3,24.5,25,23.6,21.2,20.5
1936,21.2,21.7,23.1,24.3,25.1,25.2,24.3,25,24.9,24.3,21.9,20.8
1937,21.7,21.7,22.9,24.5,25.3,25.4,24.4,24.7,24.4,23.2,20.4,20.5
1938,19.7,20.3,22.5,22.8,24.9,24.7,23.9,24.2,24.4,22.9,21.2,19.8
1939,20.3,21,21.7,24,25.2,24.7,24.2,24.6,24.1,23.6,20.4,21.3
1940,19.1,19.3,22.2,23.2,24.8,24.7,24.6,25.1,24.8,23,21.3,20.8
1941,19.6,20.1,22.1,24.3,24.6,25.6,24.2,24.8,24.6,23.4,20.9,21.3
1942,18.8,20.8,22,23.7,25.8,25,24.1,24.1,24.1,23,21,21
1943,19.9,18.9,21.1,22.7,24.4,24.4,23.9,24.1,24.3,22.4,19.9,19.7
1944,18.6,20.8,22.5,23.9,24.5,24.6,24.4,24.7,24.3,22.2,20.9,19.3
1945,19.9,21.6,23,24.3,24.8,24.7,24.7,24.2,24.1,23.6,20.8,20.9
1946,21.3,21.5,21.8,23.9,25.5,25,23.7,24.4,24.5,23.3,22.7,20.6
1947,21.6,20.1,22.4,24.9,24.8,24.9,24.6,24.6,25,24.6,23.4,21.2
1948,20.4,20.8,21.9,23.2,24.7,24.8,24.2,25,24.6,23.6,22,20.1
1949,20.4,18.8,22.6,24.5,24.6,25.4,24.8,24.8,24.6,23.6,19.3,19.4
1950,19.6,19.7,20.7,22.4,24.4,24.4,23.9,23.9,24.1,23.8,20.4,19.3
1951,19.9,19.6,21.9,24.1,24.4,25.8,24.6,25.4,25.4,24.2,21.7,21.8
1952,20.8,20.7,24.1,23.9,24.7,26.2,24,24.3,25.7,22.7,22.1,21
1953,19.9,22.1,23.4,25.7,25.7,26.4,25.1,25.6,25.6,23.8,21.8,21.3
1954,20.7,20.5,22.8,23.9,25.1,25,24.5,25.1,24.8,23.3,21,19.8
1955,19.9,20.4,22.5,24.1,25.2,25.6,24.1,25.2,25.2,23.4,22.1,20.9
1956,19,21.5,21.9,24.1,24.6,24.1,24.2,24.9,24.5,23.8,20.5,20.9
1957,20.8,21.4,22.7,24.4,25.7,25.8,24.8,25.4,25.1,23.3,22.7,20.2
1958,19.3,20.5,23.6,25.4,25.5,25.9,24.6,26,26,24.9,23.8,22.1
1959,21,22.7,23,24.4,25.4,25.9,25.1,25.4,26,24.9,21.8,20.8
1960,20.6,20.8,22.3,24.5,26.3,24.5,24.4,24.8,25.5,25.1,21.8,20.2
1961,20,20.5,23.5,24.4,25,25,24,24.8,24.8,23.1,21.5,21.2
1962,19.6,21.1,22.3,23.8,24,24.9,24.3,24.5,24.6,23.9,20.7,19.9
1963,20.2,21.1,22.6,23.1,24.5,25.9,24.8,24.6,24.7,23.1,21.7,19.4
1964,19.7,21.2,23.7,25,25.4,24.2,24,24.7,24.5,22.7,21.5,20.6
1965,19.2,21.2,21.8,22.5,24.7,24.5,24.1,24.2,24.5,23.7,21.5,21
1966,19.4,20.3,21.1,24.2,25,24.6,24.1,24.7,24.5,23.3,19.4,19
1967,19.2,19.7,21.5,23.2,25,25,24,24.7,24.6,23.2,20.9,21.3
1968,19.6,19.2,20.6,23.7,25.3,25.3,24.4,25,24.5,23.3,21,20.6
1969,20.2,21.3,22.5,24.9,25.6,25.6,24.9,24.6,25.1,24.3,21.4,20.8
1970,19.9,19.8,22.7,25.2,24.7,25.6,24.1,24.7,24.5,23.7,19.8,20.6
1971,20.3,20.7,21.5,22.5,25.9,24.6,23.9,24.1,25.3,23.4,21.6,22.2
1972,21.6,20.2,22.3,24.2,24.8,25.5,24.2,24.1,24.6,23.9,23.9,21.1
1973,21.2,20.1,23.8,25.1,25.9,25.4,24.5,24.2,24.7,23.5,22,19.6
1974,21,20,22.2,23.9,25.1,25.1,24,24.3,24.3,22.4,21.1,20.7
1975,20.4,21.2,23.1,25.8,25.7,26.2,24.6,24.7,24.3,23.3,21.3,19.9
1976,18.7,19.1,23.2,23.2,24.9,24.1,24.5,24.8,25,23.9,21.3,20.8
1977,19.8,20.4,23.2,23.2,24.5,24.7,24.4,24.9,24.9,23.8,21.7,21.1
1978,19.3,19.8,21.6,23.9,25.3,25.2,24.2,24.7,24.2,23.3,22.2,21.7
1979,20.2,20.5,22.5,24.5,25.5,25.2,24.7,24.5,24.4,23.8,21.3,20.8
1980,21.1,20.6,23.4,23.7,26.4,25.4,24.9,25.1,25,23.5,21.4,19.4
1981,18.4,20.4,22.6,23.9,25.8,25.1,24.6,24.9,24.4,23.9,21.4,21.4
1982,21.1,21.9,22.6,24.8,25.2,25.5,24.2,24.4,24.4,23.7,22,21.6
1983,20.4,21,22.3,24.8,26.7,26.2,24.4,24.9,25.2,23.9,22.8,21.8
1984,19.6,20.6,22.2,24.1,24.8,24.9,23.8,24.4,24.3,24,20.9,20.9
1985,19.5,20.8,22.9,23.9,25,25.5,24.5,25.1,24.7,24.1,22.1,20.7
1986,19,21.5,21,23.5,25,25.7,24.4,24.8,24.5,23.9,22.7,22.3
1987,19.4,21,23,23.5,25.4,26.3,24.8,24.9,25.5,23.3,21.8,21.5
1988,20.1,20.8,22.7,24.7,26.1,25.7,25.1,25.1,24.9,23.7,22.6,20.6
1989,21.2,21.8,21.7,24.2,25.4,26,25.2,25.2,24.7,23.7,22.7,20.1
1990,21.3,21.7,22.4,24.6,25.7,25.9,24.8,24.7,24.8,24,21.6,21.1
1991,21.5,20.8,22.4,25.2,25.7,26.5,25.5,25.1,25.1,24.3,21.1,21.4
1992,20.8,20.6,23.3,24.3,24.4,26.7,25,25,24.5,23.7,22.7,22.3
1993,20.9,22.6,23.5,24.1,24.9,26.6,25,24.8,24.8,24.2,21.8,20.3
1994,20.3,21.7,22.5,24.7,25.5,25.9,25,25.2,24.8,24.6,22.5,21.3
1995,20.9,21.1,22.8,25.2,26.5,26.4,24.9,25.5,24.9,24.4,22.7,21.7
1996,19.7,20.5,22.1,24.2,25.5,25.7,25,24.8,25.9,24.7,21.7,21.4
1997,20.8,21.9,23.8,25.3,26.5,26.3,25.1,25.6,25,24.5,23,22.4
1998,21.2,21.7,22.9,24.9,26.3,26.6,25,26.2,26.3,24.7,22.6,21.3
1999,20.2,20.4,22.2,24.4,25.6,25.2,24.3,24.9,24.7,23.7,20.6,20.4
2000,19.8,20.6,22.5,24.2,25.4,25.3,25,24.7,25.2,23.7,22.6,21
2001,20.1,22.2,22.3,24.7,25,26.3,25.1,25.3,25.4,24.6,22.2,22
2002,21.1,21.1,23,24.6,26,26.2,25.4,25.5,25.5,24.7,22.5,21.7
2003,19.6,22.4,24.1,24,26.4,26.9,25,25.5,25.8,24.9,22.5,20.1
2004,20.9,21.8,23,24.3,25.5,26,25,25.8,25.6,24.7,22.4,21.3
2005,20.4,21,23.9,24.9,26.3,26.1,25.5,25.8,25.8,24.2,22.2,22
2006,20.8,20.8,23,24.7,25.5,25.5,25.1,25.6,25.7,24.9,21.9,22
2007,21.3,21.9,22.9,24.8,25.9,26.3,25.7,25.5,25.4,24.4,21.9,21.7
2008,20.8,22.3,22.8,24.6,26.3,25.5,25,25.5,25.8,23.6,21.3,21.4
2009,20.6,20.9,22.2,25,26,26,25.5,25.2,25.9,25.3,22.2,22.5
