Year	per person
1800	0.9693
1820	0.9693
1870	1.201
1883	1.742
1884	1.788
1885	1.89
1886	1.77
1887	1.945
1888	1.993
1889	1.915
1890	2.016
1891	1.802
1892	1.542
1893	2.139
1894	1.815
1895	2.078
1896	1.831
1897	1.657
1898	1.849
1899	1.815
1900	1.732
1901	1.68
1902	1.806
1903	1.929
1904	1.849
1905	1.816
1906	1.685
1907	1.671
1908	1.775
1909	1.825
1910	1.868
1911	1.979
1912	2.031
1913	2.333
1914	2.019
1915	2.068
1916	1.944
1917	2.258
1918	2.232
1919	2.075
1920	2.478
1921	2.46
1922	2.552
1923	2.94
1924	3.509
1925	4.507
1926	5.374
1927	5.68
1928	6.447
1929	7.132
1930	7.144
1931	5.97
1932	6.143
1933	5.989
1934	6.325
1935	6.971
1936	7.203
1937	7.941
1938	8.265
1939	8.637
1940	8.188
1941	8.127
1942	7.303
1943	7.665
1944	9.482
1945	10.95
1946	12.66
1947	15.02
1948	17.35
1949	16.96
1950	16.17
1951	16.47
1952	16.86
1953	16.95
1954	17.8
1955	18.4
1956	19.72
1957	21.5
1958	19.88
1959	19.81
1960	19.11
1961	18.22
1962	18.47
1963	18.33
1964	20.27
1965	20.67
1966	20.31
1967	20.92
1968	21.72
1969	21.71
1970	22.64
1971	22.87
1972	23.04
1973	24.06
1974	25.04
1975	26.02
1976	27.83
1977	28.82
1978	28.6
1979	28.09
1980	26.59
1981	25.72
1982	24.46
1983	22.02
1984	20.83
1985	20.33
1986	20.64
1987	21.67
1988	22.7
1989	20.67
1990	21.27
1991	22.46
1992	23.54
1993	23.1
1994	21.74
1995	21.79
1996	21.33
1997	22.29
1998	21.96
1999	20.27
2000	20.69
2001	21.06
2002	18.87
2003	17.13
2004	20
2005	21.66
2006	23.33
2007	24.73
2008	25.41
2009	24.09