1950	489
1951	502.4539877
1952	457.3798646
1953	442.3659724
1954	584.0994275
1955	571.2361311
1956	496.0950641
1957	360.8380107
1958	629.2597013
1959	461.7873459
1960	204.1398922
1961	560.5983926
1962	448.9598523
1963	560.6319578
1964	977.2142764
1965	384.5930222
1966	453.3192235
1967	708.8597162
1968	582.1882634
1969	290.1827438
1970	373.93962
1971	354.632368
1972	298.8209298
1973	363.2537714
1974	290.2677756
1975	556.5388703
1976	537.2316184
1977	354.7319447
1978	350.4520111
1979	371.9456617
1980	298.9563093
1981	479.3400712
1982	434.267067
1983	612.5035896
1984	541.6625953
1985	479.4083204
1986	311.9393216
1987	230.3632499
1988	348.4759543
1989	430.0889477
1990	367.8369105
1991	243.3138158
1992	269.0974696
1993	305.6162008
1994	309.9274619
1995	243.3798273
1996	286.3447517
1997	144.6426241
1998	218
1999	208.5
2000	165.3
2001	165.5
2002	195.64
2003	272.7
2004	240.5
2005	257
2006	281.1
2007	269.7
2008	236.1
2009	232.2
2010	276.3
2011	287.1
2012	388
2013	327.5
2014	231
